fix(WP6): 稳定整合门禁的资源路径与测试超时

# Conflicts:
#	apps/api/src/app.ts
#	apps/api/src/main.ts
#	apps/web/src/generated/api/sdk.gen.ts
#	apps/web/src/generated/api/types.gen.ts
#	apps/web/src/main.tsx
#	openapi/openapi.json
#	package.json

apps/api/src/admin-audit.ts

@@ -0,0 +1,148 @@
+import type BetterSqlite3 from "better-sqlite3";
+
+import type {
+  AdminAuditQuery,
+  AdminOperationAuditItem,
+  AdminOperationAuditResponse,
+  PrivateContentAccessAuditItem,
+  PrivateContentAccessAuditResponse,
+} from "@dada/shared-contracts";
+
+interface AuditCursor {
+  logId: string;
+  occurredAt: number;
+}
+
+interface AdminOperationRow {
+  actor_ref: string;
+  actor_type: "system" | "super_admin";
+  after_summary: string | null;
+  before_summary: string | null;
+  expires_at: number;
+  log_id: string;
+  occurred_at: number;
+  operation_type: string;
+  result: "failed" | "succeeded";
+  target_ref: string;
+  target_type: string;
+}
+
+interface PrivateContentAccessRow {
+  actor_ref: string;
+  content_type: "image" | "prompt";
+  expires_at: number;
+  log_id: string;
+  occurred_at: number;
+  target_ref: string;
+}
+
+export class AdminAuditQueryError extends Error {
+  constructor() {
+    super("admin_audit_query_invalid");
+    this.name = "AdminAuditQueryError";
+  }
+}
+
+function encodeCursor(row: { log_id: string; occurred_at: number }) {
+  return Buffer.from(JSON.stringify([row.occurred_at, row.log_id]), "utf8").toString("base64url");
+}
+
+function decodeCursor(cursor: string | undefined): AuditCursor | undefined {
+  if (!cursor) return undefined;
+  try {
+    const parsed: unknown = JSON.parse(Buffer.from(cursor, "base64url").toString("utf8"));
+    if (!Array.isArray(parsed) || parsed.length !== 2 || !Number.isSafeInteger(parsed[0])
+      || typeof parsed[1] !== "string" || !/^[A-Za-z0-9][A-Za-z0-9_.:-]{0,159}$/.test(parsed[1])) {
+      throw new AdminAuditQueryError();
+    }
+    return { occurredAt: parsed[0] as number, logId: parsed[1] };
+  } catch (error) {
+    if (error instanceof AdminAuditQueryError) throw error;
+    throw new AdminAuditQueryError();
+  }
+}
+
+function normalizeLimit(limit: number | undefined) {
+  if (limit === undefined) return 50;
+  if (!Number.isSafeInteger(limit) || limit < 1 || limit > 100) throw new AdminAuditQueryError();
+  return limit;
+}
+
+function pageRows<Row extends { log_id: string; occurred_at: number }>(rows: Row[], limit: number) {
+  const hasMore = rows.length > limit;
+  const items = hasMore ? rows.slice(0, limit) : rows;
+  return { items, nextCursor: hasMore ? encodeCursor(items[items.length - 1]!) : null };
+}
+
+function iso(value: number) {
+  return new Date(value).toISOString();
+}
+
+export function listAdminOperationAudit(
+  database: BetterSqlite3.Database,
+  query: AdminAuditQuery,
+  clock: () => number = Date.now,
+): AdminOperationAuditResponse {
+  const cursor = decodeCursor(query.cursor);
+  const limit = normalizeLimit(query.limit);
+  const rows = (cursor
+    ? database.prepare(`
+        SELECT actor_ref, actor_type, after_summary, before_summary, expires_at, log_id,
+          occurred_at, operation_type, result, target_ref, target_type
+        FROM admin_operation_logs
+        WHERE occurred_at < ? OR (occurred_at = ? AND log_id < ?)
+        ORDER BY occurred_at DESC, log_id DESC LIMIT ?
+      `).all(cursor.occurredAt, cursor.occurredAt, cursor.logId, limit + 1)
+    : database.prepare(`
+        SELECT actor_ref, actor_type, after_summary, before_summary, expires_at, log_id,
+          occurred_at, operation_type, result, target_ref, target_type
+        FROM admin_operation_logs
+        ORDER BY occurred_at DESC, log_id DESC LIMIT ?
+      `).all(limit + 1)) as AdminOperationRow[];
+  const page = pageRows(rows, limit);
+  const items: AdminOperationAuditItem[] = page.items.map((row) => ({
+    actor_ref: row.actor_ref,
+    actor_type: row.actor_type,
+    after_summary: row.after_summary,
+    before_summary: row.before_summary,
+    expires_at: iso(row.expires_at),
+    log_id: row.log_id,
+    occurred_at: iso(row.occurred_at),
+    operation_type: row.operation_type,
+    result: row.result,
+    target_ref: row.target_ref,
+    target_type: row.target_type,
+  }));
+  return { generated_at: iso(clock()), items, next_cursor: page.nextCursor };
+}
+
+export function listPrivateContentAccessAudit(
+  database: BetterSqlite3.Database,
+  query: AdminAuditQuery,
+  clock: () => number = Date.now,
+): PrivateContentAccessAuditResponse {
+  const cursor = decodeCursor(query.cursor);
+  const limit = normalizeLimit(query.limit);
+  const rows = (cursor
+    ? database.prepare(`
+        SELECT actor_ref, content_type, expires_at, log_id, occurred_at, target_ref
+        FROM private_content_access_logs
+        WHERE occurred_at < ? OR (occurred_at = ? AND log_id < ?)
+        ORDER BY occurred_at DESC, log_id DESC LIMIT ?
+      `).all(cursor.occurredAt, cursor.occurredAt, cursor.logId, limit + 1)
+    : database.prepare(`
+        SELECT actor_ref, content_type, expires_at, log_id, occurred_at, target_ref
+        FROM private_content_access_logs
+        ORDER BY occurred_at DESC, log_id DESC LIMIT ?
+      `).all(limit + 1)) as PrivateContentAccessRow[];
+  const page = pageRows(rows, limit);
+  const items: PrivateContentAccessAuditItem[] = page.items.map((row) => ({
+    actor_ref: row.actor_ref,
+    content_type: row.content_type,
+    expires_at: iso(row.expires_at),
+    log_id: row.log_id,
+    occurred_at: iso(row.occurred_at),
+    target_ref: row.target_ref,
+  }));
+  return { generated_at: iso(clock()), items, next_cursor: page.nextCursor };
+}

apps/api/src/admin-state.ts

@@ -0,0 +1,194 @@
+import type BetterSqlite3 from "better-sqlite3";
+
+import type { AdminDiagnosticsResponse, AdminServicesStorageResponse } from "@dada/shared-contracts";
+
+import type { BrowserSupportRelease } from "./browser-support.js";
+import type { ManagedStorage } from "./managed-storage.js";
+import type { ModelConfigurationService } from "./model-configuration.js";
+
+type AdminService = AdminServicesStorageResponse["services"][number];
+const adminServiceIds = ["resend", "amap", "ai_gateway", "worker", "api", "asset_root"] as const;
+const forbiddenDiagnosticPatterns = [
+  /\b(?:api[_ -]?key|secret|password|credential|authorization|bearer|session[_ -]?token|cookie|prompt|email|token)\b/i,
+  /[A-Z]:[\\/](?:Users|Documents|ProgramData|Windows)[\\/]/i,
+  /\\\\[^\\\s]+\\[^\s]+/,
+  /[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}/i,
+  /https?:\/\//i,
+];
+const safePauseReasons = new Set([
+  "asset_root_state_missing", "balance_insufficient", "configured_disabled", "contract_blocked",
+  "contract_unverified", "gateway_balance_insufficient", "gateway_paused", "health_check_failed",
+  "model_disabled", "provider_unavailable", "quota_exhausted", "service_state_missing", "unknown",
+  "worker_degraded", "worker_state_missing", "worker_stopped",
+]);
+
+function iso(value: number | string | null | undefined) {
+  if (value === null || value === undefined) return null;
+  return typeof value === "number" ? new Date(value).toISOString() : value;
+}
+
+function tableExists(database: BetterSqlite3.Database, table: string) {
+  return Boolean(database.prepare("SELECT 1 AS present FROM sqlite_master WHERE type = 'table' AND name = ?").get(table));
+}
+
+function safeService(
+  service_id: AdminService["service_id"],
+  status: AdminService["status"],
+  impact_scope: AdminService["impact_scope"],
+  configured: boolean,
+  checked_at: string | null,
+  pause_reason: string | null = null,
+): AdminService {
+  return { checked_at, configured, impact_scope, pause_reason, service_id, status };
+}
+
+function safeReason(value: unknown) {
+  return typeof value === "string" && safePauseReasons.has(value) ? value : null;
+}
+
+function serviceUsage(database: BetterSqlite3.Database, serviceName: string) {
+  if (!tableExists(database, "external_service_usage")) return undefined;
+  const columns = new Set((database.prepare("PRAGMA table_info(external_service_usage)").all() as Array<{ name: string }>).map((column) => column.name));
+  const serviceColumn = columns.has("service_name") ? "service_name" : columns.has("service_id") ? "service_id" : undefined;
+  if (!serviceColumn || !columns.has("service_status")) return undefined;
+  const row = database.prepare(`SELECT service_status, ${columns.has("checked_at") ? "checked_at" : "NULL AS checked_at"}, ${columns.has("pause_reason") ? "pause_reason" : "NULL AS pause_reason"} FROM external_service_usage WHERE ${serviceColumn} = ? ORDER BY rowid DESC LIMIT 1`).get(serviceName) as { service_status: string; checked_at: number | string | null; pause_reason: string | null } | undefined;
+  if (!row) return undefined;
+  const status = new Set<AdminService["status"]>(["active", "paused_quota", "paused_provider", "disabled"]).has(row.service_status as AdminService["status"])
+    ? row.service_status as AdminService["status"]
+    : "degraded";
+  return { status, checked_at: iso(row.checked_at), pause_reason: safeReason(row.pause_reason) };
+}
+
+function workerStatus(database: BetterSqlite3.Database) {
+  if (!tableExists(database, "worker_runtime_state")) return { status: "unavailable" as const, checked_at: null, pause_reason: "worker_state_missing" };
+  const row = database.prepare("SELECT status, reason, updated_at FROM worker_runtime_state WHERE singleton = 1").get() as { status: string; reason: string | null; updated_at: number | string | null } | undefined;
+  if (!row) return { status: "unavailable" as const, checked_at: null, pause_reason: "worker_state_missing" };
+  return {
+    status: row.status === "ready" ? "active" as const : row.status === "degraded" ? "degraded" as const : "unavailable" as const,
+    checked_at: iso(row.updated_at),
+    pause_reason: safeReason(row.reason),
+  };
+}
+
+export function createAdminServicesStorageProvider(input: {
+  database: BetterSqlite3.Database;
+  models?: ModelConfigurationService;
+  storage?: ManagedStorage;
+  assetRoot?: Pick<AdminService, "configured" | "status" | "checked_at" | "pause_reason">;
+  clock?: () => number;
+}): () => AdminServicesStorageResponse {
+  const clock = input.clock ?? Date.now;
+  return () => {
+    const generatedAt = new Date(clock()).toISOString();
+    const resend = serviceUsage(input.database, "resend");
+    const amap = serviceUsage(input.database, "amap");
+    const worker = workerStatus(input.database);
+    const modelRuntime = input.models?.read().models ?? [];
+    const unavailableModels = modelRuntime.filter((model) => !model.runtime_availability.available_for_new_jobs);
+    const gatewayReason = unavailableModels[0]?.runtime_availability.reason ?? null;
+    const storageState = input.storage?.getState();
+    const cleanupPendingCount = tableExists(input.database, "file_cleanup_queue")
+      ? (input.database.prepare("SELECT COUNT(*) AS count FROM file_cleanup_queue WHERE status IN ('pending', 'failed')").get() as { count: number }).count
+      : 0;
+    const services: AdminService[] = [
+      safeService("resend", resend?.status ?? "unavailable", "authentication", Boolean(resend), resend?.checked_at ?? null, resend?.pause_reason ?? "service_state_missing"),
+      safeService("amap", amap?.status ?? "unavailable", "location", Boolean(amap), amap?.checked_at ?? null, amap?.pause_reason ?? "service_state_missing"),
+      safeService("ai_gateway", unavailableModels.length > 0 ? "degraded" : modelRuntime.length > 0 ? "active" : "unavailable", "generation", modelRuntime.length > 0, generatedAt, safeReason(gatewayReason)),
+      safeService("worker", worker.status, "generation", worker.status !== "unavailable", worker.checked_at, worker.pause_reason),
+      safeService("api", "active", "api", true, generatedAt),
+      safeService(
+        "asset_root",
+        input.assetRoot?.status ?? "unavailable",
+        "storage",
+        input.assetRoot?.configured ?? false,
+        input.assetRoot?.checked_at ?? null,
+        input.assetRoot?.pause_reason ?? "asset_root_state_missing",
+      ),
+    ];
+    return assertSafeAdminServicesStorage({
+      generated_at: generatedAt,
+      services,
+      storage: {
+        capacity_notice_level: storageState?.capacity_notice_level ?? "normal",
+        cleanup_pending_count: cleanupPendingCount,
+        data_root_ref: "configured_local_data_root",
+        hard_limit_bytes: storageState?.hard_limit_bytes ?? 5_368_709_120,
+        last_measured_at: storageState?.measured_at ?? null,
+        managed_content_bytes: storageState?.managed_content_bytes ?? 0,
+        remeasurement_required: storageState?.storage_status === "unavailable",
+        status: storageState?.storage_status ?? "unavailable",
+        storage_backend: "local_filesystem",
+      },
+    });
+  };
+}
+
+function diagnosticText(input: AdminServicesStorageResponse, system: AdminDiagnosticsResponse["system"]) {
+  const lines = [
+    "Dada P0-A diagnostics",
+    `app_version=${system.app_version}`,
+    `api_status=${system.api_status}`,
+    `worker_status=${system.worker_status}`,
+    `storage_status=${input.storage.status}`,
+    `capacity_notice_level=${input.storage.capacity_notice_level}`,
+    `managed_content_bytes=${input.storage.managed_content_bytes}`,
+    `hard_limit_bytes=${input.storage.hard_limit_bytes}`,
+    `cleanup_pending_count=${input.storage.cleanup_pending_count}`,
+  ];
+  for (const service of input.services) lines.push(`service.${service.service_id}=${service.status}`);
+  return lines.join("\n");
+}
+
+export function createAdminDiagnosticsProvider(input: {
+  servicesStorage: () => AdminServicesStorageResponse;
+  browserSupportRelease?: BrowserSupportRelease;
+  appVersion?: string;
+  clock?: () => number;
+}): () => AdminDiagnosticsResponse {
+  const clock = input.clock ?? Date.now;
+  return () => {
+    const services = input.servicesStorage();
+    const system: AdminDiagnosticsResponse["system"] = {
+      api_status: "ready",
+      app_version: input.appVersion ?? input.browserSupportRelease?.appVersion ?? "0.0.0",
+      browser_support: (input.browserSupportRelease?.browsers ?? []).map((browser) => ({
+        brand: browser.brand,
+        major: Number.parseInt(browser.fullVersion.split(".")[0] ?? "0", 10),
+      })).filter((browser) => Number.isSafeInteger(browser.major) && browser.major > 0),
+      worker_status: services.services.find((service) => service.service_id === "worker")?.status === "active"
+        ? "ready"
+        : services.services.find((service) => service.service_id === "worker")?.status === "unavailable"
+          ? "unavailable"
+          : "degraded",
+    };
+    return assertSafeAdminDiagnostics({
+      generated_at: new Date(clock()).toISOString(),
+      diagnostic_text: diagnosticText(services, system),
+      services,
+      system,
+    });
+  };
+}
+
+export function assertSafeAdminServicesStorage(input: AdminServicesStorageResponse) {
+  const ids = input.services.map((service) => service.service_id);
+  if (ids.length !== adminServiceIds.length || new Set(ids).size !== adminServiceIds.length
+    || adminServiceIds.some((serviceId) => !ids.includes(serviceId))) {
+    throw new Error("admin_service_state_incomplete");
+  }
+  if (input.services.some((service) => service.pause_reason !== null && !safePauseReasons.has(service.pause_reason))) {
+    throw new Error("admin_services_redaction_failed");
+  }
+  if (forbiddenDiagnosticPatterns.some((pattern) => pattern.test(JSON.stringify(input)))) {
+    throw new Error("admin_services_redaction_failed");
+  }
+  return input;
+}
+
+export function assertSafeAdminDiagnostics(input: AdminDiagnosticsResponse) {
+  assertSafeAdminServicesStorage(input.services);
+  if (forbiddenDiagnosticPatterns.some((pattern) => pattern.test(input.diagnostic_text))) {
+    throw new Error("admin_diagnostics_redaction_failed");
+  }
+  return input;
+}

apps/api/src/app.ts

@@ -9,7 +9,24 @@ import {
   AccountProfileUpdateRequestSchema,
   AccountProfileUpdateResponseSchema,
   AccountSettingsResponseSchema,
+  AdminAuditQuerySchema,
   AdminAuthenticatedUserSchema,
+  AdminGenerationRecordSchema,
+  AdminGenerationListResponseSchema,
+  AdminOverviewResponseSchema,
+  AdminOperationAuditItemSchema,
+  AdminOperationAuditResponseSchema,
+  AdminServicesResponseSchema,
+  AdminServiceHealthCheckRequestSchema,
+  AdminServiceLimitRequestSchema,
+  AdminServiceParamsSchema,
+  AdminServiceRecoveryRequestSchema,
+  ExternalServiceIdSchema,
+  ExternalServicePeriodTypeSchema,
+  ExternalServiceStatusSchema,
+  ExternalServiceUsageSchema,
+  AdminDiagnosticsResponseSchema,
+  AdminServicesStorageResponseSchema,
   AdminCreditParamsSchema,
   AdminLoginCompleteRequestSchema,
   AdminLoginCompleteResponseSchema,
@@ -60,6 +77,12 @@ import {
   ModelConfigUpdateRequestSchema,
   ModelParamsSchema,
   ModelConfigUpdateHeadersSchema,
+  PrivateContentGenerationParamsSchema,
+  PrivateContentNoticeAckRequestSchema,
+  PrivateContentNoticeAckResponseSchema,
+  PrivateContentPromptResponseSchema,
+  PrivateContentAccessAuditItemSchema,
+  PrivateContentAccessAuditResponseSchema,
   FailedEmptyTrashRequestSchema,
   FailedEmptyTrashResponseSchema,
   ExportFormatSchema,
@@ -110,6 +133,10 @@ import {
   type BootstrapResponse,
   type AdminLoginCompleteRequest,
   type AdminLoginSendRequest,
+  type AdminOverviewResponse,
+  type AdminAuditQuery,
+  type AdminDiagnosticsResponse,
+  type AdminServicesStorageResponse,
   type AccountDeletionCompleteRequest,
   type AccountProfileUpdateRequest,
   type AdminCreditParams,
@@ -174,12 +201,22 @@ import {
   registrationFieldError,
 } from "./registration-errors.js";
 import type { RegistrationService } from "./registration.js";
+import {
+  AdminAuditQueryError,
+  listAdminOperationAudit,
+  listPrivateContentAccessAudit,
+} from "./admin-audit.js";
+import type { AssetPreviewGrantService } from "./preview-grants.js";
 import type { RecentAssetService } from "./recent-assets.js";
 import type { AmapAdapter } from "./amap-adapter.js";
+import { ExternalServiceUsageError, type ExternalServiceUsage } from "./external-service-usage.js";
 import { ModelConfigurationError } from "./model-configuration.js";
 import type { ModelConfigurationService } from "./model-configuration.js";
 import { StickerReleaseError } from "./sticker-release-errors.js";
 import type { StickerReleaseService } from "./sticker-releases.js";
+import type { ManagedStorage } from "./managed-storage.js";
+import { PrivateContentError, PrivateContentService } from "./private-content.js";
+import { assertSafeAdminDiagnostics, assertSafeAdminServicesStorage } from "./admin-state.js";
 
 const defaultBootstrap: BootstrapResponse = {
   app_version: "0.0.0",
@@ -194,6 +231,9 @@ const defaultBootstrap: BootstrapResponse = {
 };
 
 export interface CreateAppOptions {
+  adminDiagnostics?: () => AdminDiagnosticsResponse | Promise<AdminDiagnosticsResponse>;
+  adminOverview?: () => AdminOverviewResponse | Promise<AdminOverviewResponse>;
+  adminServicesStorage?: () => AdminServicesStorageResponse | Promise<AdminServicesStorageResponse>;
   amap?: AmapAdapter;
   assetReleases?: AssetReleaseReader;
   bootstrap?: () => BootstrapResponse | Promise<BootstrapResponse>;
@@ -209,19 +249,23 @@ export interface CreateAppOptions {
   publicAssets?: PublicAssetResolver;
   recentAssets?: RecentAssetService;
   projects?: ProjectService;
+  storage?: ManagedStorage;
   previewAssetAuthorizer?: (input: {
     releaseVersion: string;
     resourceId: string;
     userId: string;
   }) => boolean | Promise<boolean>;
+  previewGrants?: AssetPreviewGrantService;
   privateAssetAdminAuthorizer?: (input: {
     adminUserId: string;
     ownerId: string;
     releaseVersion: string;
     resourceId: string;
   }) => boolean | Promise<boolean>;
+  privateContent?: PrivateContentService;
   registration?: RegistrationService;
   stickers?: StickerReleaseService;
+  serviceUsage?: ExternalServiceUsage;
 }
 
 const supportGateDirectory = resolve(process.env.DADA_SUPPORT_GATE_ROOT ?? "apps/web/support-gate");
@@ -382,6 +426,19 @@ function stickerReleaseFailure(reply: FastifyReply, correlationId: string, error
   return latestExportFailure(reply, correlationId, error);
 }
 
+function assetCleanupFailure(reply: FastifyReply, correlationId: string, error: unknown) {
+  const code = error instanceof Error ? error.message : "";
+  if (code === "ASSET_HISTORY_REFERENCE_CONFLICT" || code === "ASSET_CLEANUP_CANDIDATE_STALE") {
+    return reply.code(409).send(createErrorEnvelope({ code, correlationId }));
+  }
+  if (code === "IDEMPOTENCY_KEY_CONFLICT") {
+    return reply.code(409).send(createErrorEnvelope({ code: "IDEMPOTENCY_KEY_CONFLICT", correlationId }));
+  }
+  if (code === "cleanup_candidates_invalid") return reply.code(400).send(null);
+  if (code === "cleanup_uncommitted") return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId }));
+  return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId }));
+}
+
 function generationTaskResponse(task: GenerationTaskView) {
   return {
     confirmed_credit_cost: task.confirmedCreditCost,
@@ -645,6 +702,13 @@ function sendBrowserUnsupported(
 export async function createApp(options: CreateAppOptions = {}) {
   const eventHub = options.eventHub ?? new EventHub();
   const bootstrap = options.bootstrap ?? (() => defaultBootstrap);
+  const privateContent = options.privateContent ?? (options.registration
+    ? new PrivateContentService(
+      options.registration.database,
+      options.registration.options.currentPrivacyNoticeVersion,
+      options.registration.options.clock,
+    )
+    : undefined);
   const browserGate = options.browserGate ?? true;
   const browserSupportSecret = options.browserSupportSecret ?? randomBytes(32);
   const browserSupportRelease = options.browserSupportRelease;
@@ -696,6 +760,29 @@ export async function createApp(options: CreateAppOptions = {}) {
     AdminLoginCompleteRequestSchema,
     AdminLoginCompleteResponseSchema,
     AdminSessionResponseSchema,
+    AdminAuditQuerySchema,
+    AdminOperationAuditItemSchema,
+    AdminOperationAuditResponseSchema,
+    AdminGenerationRecordSchema,
+    AdminGenerationListResponseSchema,
+    PrivateContentNoticeAckRequestSchema,
+    PrivateContentNoticeAckResponseSchema,
+    PrivateContentPromptResponseSchema,
+    PrivateContentAccessAuditItemSchema,
+    PrivateContentAccessAuditResponseSchema,
+    PrivateContentGenerationParamsSchema,
+    AdminOverviewResponseSchema,
+    AdminServicesResponseSchema,
+    AdminServiceHealthCheckRequestSchema,
+    AdminServiceLimitRequestSchema,
+    AdminServiceParamsSchema,
+    AdminServiceRecoveryRequestSchema,
+    ExternalServiceIdSchema,
+    ExternalServicePeriodTypeSchema,
+    ExternalServiceStatusSchema,
+    ExternalServiceUsageSchema,
+    AdminServicesStorageResponseSchema,
+    AdminDiagnosticsResponseSchema,
     CreditSummarySchema,
     CreditEntryTypeSchema,
     CreditEntryStatusSchema,
@@ -837,6 +924,167 @@ export async function createApp(options: CreateAppOptions = {}) {
     status: "ready",
   }));
 
+  const readAdminRequestSession = (request: { headers: Record<string, string | string[] | undefined> }) => {
+    const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+    return token && options.registration ? options.registration.readAdminSession(token) : undefined;
+  };
+  const privateContentNoticeRequired = (reply: FastifyReply, correlationId: string) => {
+    const notice = privateContent?.currentNotice();
+    return reply.code(428).send(createErrorEnvelope({
+      code: "PRIVATE_CONTENT_NOTICE_ACK_REQUIRED",
+      correlationId,
+      details: { latest_version: notice?.version ?? "" },
+    }));
+  };
+
+  app.post(
+    "/api/v1/admin/private-content-notice/ack",
+    {
+      attachValidation: true,
+      schema: {
+        body: Type.Ref(PrivateContentNoticeAckRequestSchema),
+        headers: Type.Intersect([Type.Ref(CsrfHeadersSchema), Type.Ref(RegistrationCompleteHeadersSchema)]),
+        operationId: "ackPrivateContentNotice",
+        response: {
+          200: Type.Ref(PrivateContentNoticeAckResponseSchema),
+          400: Type.Ref(ErrorEnvelopeSchema),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          403: Type.Ref(ErrorEnvelopeSchema),
+          428: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Ref(ErrorEnvelopeSchema),
+        },
+        tags: ["Admin Private Content"],
+      },
+    },
+    async (request, reply) => {
+      if (request.validationError || !headerValue(request.headers["idempotency-key"])) {
+        return reply.code(400).send(createErrorEnvelope({
+          code: "REGISTRATION_REQUEST_INVALID",
+          correlationId: request.id,
+          details: { field_errors: [{ field: "headers", message_key: "request.headers.invalid" }] },
+        }));
+      }
+      if (!privateContent || !options.registration) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      if (!token) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        const admin = options.registration.authorizeAdminMutation({
+          csrfToken: headerValue(request.headers["x-csrf-token"]) ?? "",
+          sessionToken: token,
+        });
+        const result = privateContent.acknowledge(admin.userId, (request.body as { expected_notice_version: string }).expected_notice_version);
+        return { acknowledged_at: result.acknowledgedAt, notice_version: result.noticeVersion, status: "acknowledged" as const };
+      } catch (error) {
+        if (error instanceof RegistrationError) return registrationFailure(reply, request.id, error);
+        if (error instanceof PrivateContentError && error.code === "notice_version_conflict") return privateContentNoticeRequired(reply, request.id);
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/generations",
+    {
+      schema: {
+        operationId: "listAdminGenerations",
+        response: {
+          200: Type.Ref(AdminGenerationListResponseSchema),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          428: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Ref(ErrorEnvelopeSchema),
+        },
+        tags: ["Admin Private Content"],
+      },
+    },
+    async (request, reply) => {
+      if (!privateContent || !options.registration) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const session = readAdminRequestSession(request);
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        privateContent.requireAcknowledgement(session.user_id);
+        return privateContent.listGenerations();
+      } catch (error) {
+        if (error instanceof PrivateContentError && error.code === "notice_required") return privateContentNoticeRequired(reply, request.id);
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/private-content/generations/:generationId/prompt",
+    {
+      attachValidation: true,
+      schema: {
+        params: Type.Ref(PrivateContentGenerationParamsSchema),
+        operationId: "openAdminGenerationPrompt",
+        response: {
+          200: Type.Ref(PrivateContentPromptResponseSchema),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          404: Type.Null(),
+          428: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Ref(ErrorEnvelopeSchema),
+        },
+        tags: ["Admin Private Content"],
+      },
+    },
+    async (request, reply) => {
+      if (request.validationError) return reply.code(404).send(null);
+      if (!privateContent || !options.registration) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const session = readAdminRequestSession(request);
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        const generationId = (request.params as { generationId: string }).generationId;
+        const value = privateContent.readPrompt(session.user_id, generationId);
+        reply.header("Cache-Control", "private, no-store");
+        return { content_type: "prompt" as const, generation_id: value.generationId, prompt: value.prompt };
+      } catch (error) {
+        if (error instanceof PrivateContentError && error.code === "notice_required") return privateContentNoticeRequired(reply, request.id);
+        if (error instanceof PrivateContentError && error.code === "not_found") return reply.code(404).send(null);
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/private-content/generations/:generationId/image",
+    {
+      attachValidation: true,
+      schema: {
+        params: Type.Ref(PrivateContentGenerationParamsSchema),
+        operationId: "openAdminGenerationImage",
+        produces: ["application/octet-stream"],
+        response: {
+          200: Type.String({ format: "binary" }),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          404: Type.Null(),
+          428: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Ref(ErrorEnvelopeSchema),
+        },
+        tags: ["Admin Private Content"],
+      },
+    },
+    async (request, reply) => {
+      if (request.validationError) return reply.code(404).send(null);
+      if (!privateContent || !options.registration || !options.latestExports) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const session = readAdminRequestSession(request);
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        const generationId = (request.params as { generationId: string }).generationId;
+        const target = privateContent.readImageTarget(session.user_id, generationId);
+        const item = options.latestExports.getOriginal(target.ownerId, target.projectId, target.imageId);
+        const extension = item.mime_type === "image/jpeg" ? "jpg" : item.mime_type === "image/webp" ? "webp" : "png";
+        reply.header("Cache-Control", "private, no-store");
+        reply.header("Content-Disposition", `inline; filename="dada-generation.${extension}"`);
+        reply.type(item.mime_type);
+        return reply.send(createReadStream(item.path));
+      } catch (error) {
+        if (error instanceof PrivateContentError && error.code === "notice_required") return privateContentNoticeRequired(reply, request.id);
+        if (error instanceof PrivateContentError && error.code === "not_found") return reply.code(404).send(null);
+        return latestExportFailure(reply, request.id, error);
+      }
+    },
+  );
+
   app.get(
     "/api/v1/static-stickers/current",
     { schema: { hide: true } },
@@ -965,6 +1213,78 @@ export async function createApp(options: CreateAppOptions = {}) {
     },
   );
 
+  app.get(
+    "/api/v1/admin/assets/static-stickers/cleanup/candidates",
+    { schema: { hide: true } },
+    async (request, reply) => {
+      if (!options.registration || !options.storage) {
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? options.registration.readAdminSession(token) : undefined;
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        reply.header("Cache-Control", "private, no-store");
+        return options.storage.listAssetCleanupCandidates();
+      } catch (error) {
+        return assetCleanupFailure(reply, request.id, error);
+      }
+    },
+  );
+
+  app.post(
+    "/api/v1/admin/assets/static-stickers/cleanup/intents",
+    { schema: { hide: true } },
+    async (request, reply) => {
+      if (!options.registration || !options.storage) {
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const csrfToken = headerValue(request.headers["x-csrf-token"]);
+      const idempotencyKey = headerValue(request.headers["idempotency-key"]);
+      if (!token || !csrfToken) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      if (!idempotencyKey || !/^[A-Za-z0-9_-]{32,200}$/.test(idempotencyKey) || !/^[A-Za-z0-9_-]{43,64}$/.test(csrfToken)) return reply.code(400).send(null);
+      try {
+        const admin = options.registration.authorizeAdminMutation({ csrfToken, sessionToken: token });
+        const body = request.body as { file_ids?: string[]; snapshot_version?: string } | undefined;
+        return reply.code(201).send(options.storage.createAssetCleanupIntent({
+          actorId: admin.userId,
+          fileIds: body?.file_ids ?? [],
+          idempotencyKey,
+          snapshotVersion: body?.snapshot_version ?? "",
+        }));
+      } catch (error) {
+        return assetCleanupFailure(reply, request.id, error);
+      }
+    },
+  );
+
+  app.post(
+    "/api/v1/admin/assets/static-stickers/cleanup/intents/:requestId/confirm",
+    { schema: { hide: true } },
+    async (request, reply) => {
+      if (!options.registration || !options.storage) {
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const csrfToken = headerValue(request.headers["x-csrf-token"]);
+      if (!token || !csrfToken) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      if (!/^[A-Za-z0-9_-]{43,64}$/.test(csrfToken)) return reply.code(400).send(null);
+      try {
+        const admin = options.registration.authorizeAdminMutation({ csrfToken, sessionToken: token });
+        const body = request.body as { confirmation_token?: string } | undefined;
+        const requestId = (request.params as { requestId: string }).requestId;
+        return reply.send(options.storage.confirmAssetCleanupIntent({
+          actorId: admin.userId,
+          confirmationToken: body?.confirmation_token ?? "",
+          requestId,
+        }));
+      } catch (error) {
+        return assetCleanupFailure(reply, request.id, error);
+      }
+    },
+  );
+
   app.get(
     "/api/v1/assets/public/:resourceVersion/manifest",
     { schema: { hide: true } },
@@ -1012,6 +1332,13 @@ export async function createApp(options: CreateAppOptions = {}) {
       const session = token ? options.registration.readUserSession(token) : undefined;
       if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
       const { resourceVersion } = request.params as { resourceVersion: string };
+      if (options.previewGrants) {
+        const manifest = options.previewGrants.projectManifest({ releaseVersion: resourceVersion, userId: session.userId });
+        if (!manifest) return reply.code(404).send();
+        reply.header("Cache-Control", "private, no-store");
+        reply.header("Vary", "Cookie");
+        return manifest;
+      }
       const available = options.assetReleases?.project("internal_preview_asset", resourceVersion);
       if (!available || !options.previewAssetAuthorizer) return reply.code(404).send();
       const authorizedIds: string[] = [];
@@ -1042,6 +1369,19 @@ export async function createApp(options: CreateAppOptions = {}) {
       const session = token ? options.registration.readUserSession(token) : undefined;
       if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
       const { assetId, resourceVersion } = request.params as { assetId: string; resourceVersion: string };
+      if (options.previewGrants) {
+        const resource = options.previewGrants.readManifestItem({
+          manifestItemId: assetId,
+          releaseVersion: resourceVersion,
+          userId: session.userId,
+        });
+        if (!resource) return reply.code(404).send();
+        reply.type(resource.mimeType);
+        reply.header("Cache-Control", "private, no-store");
+        reply.header("Content-Disposition", "inline");
+        reply.header("Vary", "Cookie");
+        return resource.bytes;
+      }
       const authorized = await options.previewAssetAuthorizer?.({ resourceId: assetId, releaseVersion: resourceVersion, userId: session.userId });
       const resource = authorized ? options.assetReleases?.read("internal_preview_asset", resourceVersion, assetId) : undefined;
       if (!resource) return reply.code(404).send();
@@ -1098,6 +1438,13 @@ export async function createApp(options: CreateAppOptions = {}) {
         })
         : false;
       if (userSession?.userId !== resource.ownerId && !controlledAdmin) return reply.code(404).send();
+      if (adminSession && controlledAdmin && privateContent) {
+        try {
+          privateContent.recordPrivateAssetAccess(adminSession.user_id, resource.ownerId, resource.resourceId);
+        } catch {
+          return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+        }
+      }
       reply.type(resource.mimeType);
       reply.header("Cache-Control", "private, no-store");
       reply.header("Content-Disposition", "inline");
@@ -1201,10 +1548,16 @@ export async function createApp(options: CreateAppOptions = {}) {
       if (!token || !csrfToken) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
       try {
         options.registration.authorizeUserMutation({ csrfToken, sessionToken: token });
+        const usage = options.serviceUsage ?? options.registration.serviceUsage;
+        usage.claimAmap();
         const result = await options.amap.reverseGeocode(request.body as ReverseGeocodeRequest);
         return { formatted_value: result.formattedValue, service_mode: result.serviceMode, status: "resolved" as const };
       } catch (error) {
         if (error instanceof RegistrationError) return registrationFailure(reply, request.id, error);
+        if (error instanceof ExternalServiceUsageError) return reply.code(503).send(null);
+        try {
+          (options.serviceUsage ?? options.registration.serviceUsage).markProviderFailure({ serviceId: "amap_web_service", reason: "provider_unavailable" });
+        } catch { /* preserve the provider failure response */ }
         return reply.code(503).send(null);
       }
     },
@@ -1331,19 +1684,314 @@ export async function createApp(options: CreateAppOptions = {}) {
       if (!session) {
         return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
       }
+      const acknowledgement = privateContent?.readAcknowledgement(session.user_id);
+      const notice = privateContent?.currentNotice();
       return {
-        acknowledged_private_content_notice_version: null,
+        acknowledged_private_content_notice_version: acknowledgement?.version ?? null,
         admin: { role: "super_admin" as const, status: "active" as const, user_id: session.user_id },
         audience: "admin" as const,
         authenticated: true as const,
         csrf_token: options.registration.issueAdminCsrfToken(token!),
-        current_private_content_notice_version: null,
+        ...(notice ? { current_private_content_notice_message_key: notice.messageKey } : {}),
+        current_private_content_notice_version: notice?.version ?? null,
         expires_at: new Date(session.expires_at).toISOString(),
-        notice_acknowledged: false,
+        notice_acknowledged: notice ? acknowledgement?.version === notice.version : false,
       };
     },
   );
 
+  app.get(
+    "/api/v1/admin/audit/operations",
+    {
+      schema: {
+        operationId: "getAdminOperationAudit",
+        querystring: Type.Ref(AdminAuditQuerySchema),
+        response: {
+          200: Type.Ref(AdminOperationAuditResponseSchema),
+          400: Type.Null(),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Null(),
+        },
+        tags: ["Admin Operations"],
+      },
+    },
+    async (request, reply) => {
+      if (!options.registration) return reply.code(503).send(null);
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? options.registration.readAdminSession(token) : undefined;
+      if (!session) {
+        return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      }
+      try {
+        reply.header("Cache-Control", "private, no-store");
+        return listAdminOperationAudit(options.registration.database, request.query as AdminAuditQuery);
+      } catch (error) {
+        if (error instanceof AdminAuditQueryError) return reply.code(400).send(null);
+        throw error;
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/audit/private-content",
+    {
+      schema: {
+        operationId: "getPrivateContentAccessAudit",
+        querystring: Type.Ref(AdminAuditQuerySchema),
+        response: {
+          200: Type.Ref(PrivateContentAccessAuditResponseSchema),
+          400: Type.Null(),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Null(),
+        },
+        tags: ["Admin Operations"],
+      },
+    },
+    async (request, reply) => {
+      if (!options.registration) return reply.code(503).send(null);
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? options.registration.readAdminSession(token) : undefined;
+      if (!session) {
+        return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      }
+      try {
+        reply.header("Cache-Control", "private, no-store");
+        return listPrivateContentAccessAudit(options.registration.database, request.query as AdminAuditQuery);
+      } catch (error) {
+        if (error instanceof AdminAuditQueryError) return reply.code(400).send(null);
+        throw error;
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/overview",
+    {
+      schema: {
+        operationId: "getAdminOverview",
+        response: {
+          200: Type.Ref(AdminOverviewResponseSchema),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Null(),
+        },
+        tags: ["Admin Operations"],
+      },
+    },
+    async (request, reply) => {
+      if (!options.registration) return reply.code(503).send(null);
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? options.registration.readAdminSession(token) : undefined;
+      if (!session) {
+        return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      }
+      if (!options.adminOverview) return reply.code(503).send(null);
+      try {
+        return await options.adminOverview();
+      } catch {
+        return reply.code(503).send(null);
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/services",
+    {
+      schema: {
+        operationId: "getAdminServices",
+        response: { 200: Type.Ref(AdminServicesResponseSchema), 401: Type.Ref(ErrorEnvelopeSchema), 503: Type.Ref(ErrorEnvelopeSchema) },
+        tags: ["Admin Services"],
+      },
+    },
+    async (request, reply) => {
+      const registration = options.registration;
+      const usage = options.serviceUsage ?? registration?.serviceUsage;
+      if (!registration || !usage) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? registration.readAdminSession(token) : undefined;
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      return {
+        services: usage.readCurrent().map((row) => ({
+          hard_limit: row.hardLimit,
+          pause_reason: row.pauseReason,
+          period_start: new Date(row.periodStart).toISOString(),
+          period_type: row.periodType,
+          service_id: row.serviceId,
+          service_status: row.status,
+          updated_at: new Date(row.updatedAt).toISOString(),
+          used_count: row.usedCount,
+        })),
+      };
+    },
+  );
+
+  app.post(
+    "/api/v1/admin/services/:service_id/health-check",
+    {
+      attachValidation: true,
+      schema: {
+        params: Type.Ref(AdminServiceParamsSchema),
+        body: Type.Ref(AdminServiceHealthCheckRequestSchema),
+        headers: Type.Ref(ModelConfigUpdateHeadersSchema),
+        operationId: "checkAdminServiceHealth",
+        response: { 200: Type.Object({ check_id: Type.String(), available: Type.Boolean(), checked_at: Type.String() }, { additionalProperties: false }), 400: Type.Ref(ErrorEnvelopeSchema), 401: Type.Ref(ErrorEnvelopeSchema), 403: Type.Ref(ErrorEnvelopeSchema), 409: Type.Ref(ErrorEnvelopeSchema), 429: Type.Ref(ErrorEnvelopeSchema), 503: Type.Ref(ErrorEnvelopeSchema) },
+        tags: ["Admin Services"],
+      },
+    },
+    async (request, reply) => {
+      if (request.validationError) return reply.code(400).send(createErrorEnvelope({ code: "REGISTRATION_REQUEST_INVALID", correlationId: request.id }));
+      const registration = options.registration;
+      const usage = options.serviceUsage ?? registration?.serviceUsage;
+      if (!registration || !usage) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      if (!token) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        const headers = request.headers as { "x-csrf-token": string };
+        registration.authorizeAdminMutation({ csrfToken: headers["x-csrf-token"], sessionToken: token });
+        const body = request.body as { available: boolean; reason?: string };
+        const params = request.params as { service_id: "resend_email" | "amap_web_service" };
+        const check = usage.recordHealthCheck({ serviceId: params.service_id, available: body.available, ...(body.reason ? { reason: body.reason } : {}) });
+        return { check_id: check.checkId, available: check.available, checked_at: new Date(check.checkedAt).toISOString() };
+      } catch (error) {
+        if (error instanceof RegistrationError) return reply.code(error.httpStatus).send(createErrorEnvelope({ code: error.code, correlationId: request.id }));
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/services-storage",
+    {
+      schema: {
+        operationId: "getAdminServicesStorage",
+        response: {
+          200: Type.Ref(AdminServicesStorageResponseSchema),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Null(),
+        },
+        tags: ["Admin Operations"],
+      },
+    },
+    async (request, reply) => {
+      if (!options.registration) return reply.code(503).send(null);
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? options.registration.readAdminSession(token) : undefined;
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      if (!options.adminServicesStorage) return reply.code(503).send(null);
+      try {
+        return assertSafeAdminServicesStorage(await options.adminServicesStorage());
+      } catch {
+        return reply.code(503).send(null);
+      }
+    },
+  );
+
+  app.patch(
+    "/api/v1/admin/services/:service_id/limits",
+    {
+      attachValidation: true,
+      schema: {
+        params: Type.Ref(AdminServiceParamsSchema),
+        body: Type.Ref(AdminServiceLimitRequestSchema),
+        headers: Type.Ref(ModelConfigUpdateHeadersSchema),
+        operationId: "updateAdminServiceHardLimit",
+        response: { 200: Type.Ref(AdminServicesResponseSchema), 400: Type.Ref(ErrorEnvelopeSchema), 401: Type.Ref(ErrorEnvelopeSchema), 403: Type.Ref(ErrorEnvelopeSchema), 409: Type.Ref(ErrorEnvelopeSchema), 429: Type.Ref(ErrorEnvelopeSchema), 503: Type.Ref(ErrorEnvelopeSchema) },
+        tags: ["Admin Services"],
+      },
+    },
+    async (request, reply) => {
+      if (request.validationError) return reply.code(400).send(createErrorEnvelope({ code: "REGISTRATION_REQUEST_INVALID", correlationId: request.id }));
+      const registration = options.registration;
+      const usage = options.serviceUsage ?? registration?.serviceUsage;
+      if (!registration || !usage) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      if (!token) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        const headers = request.headers as { "x-csrf-token": string };
+        const admin = registration.authorizeAdminMutation({ csrfToken: headers["x-csrf-token"], sessionToken: token });
+        const body = request.body as { hard_limit: number; period_type: "daily" | "monthly" };
+        const params = request.params as { service_id: "resend_email" | "amap_web_service" };
+        usage.setHardLimit({ actorId: admin.userId, hardLimit: body.hard_limit, periodType: body.period_type, serviceId: params.service_id });
+        return {
+          services: usage.readCurrent().map((row) => ({
+            hard_limit: row.hardLimit,
+            pause_reason: row.pauseReason,
+            period_start: new Date(row.periodStart).toISOString(),
+            period_type: row.periodType,
+            service_id: row.serviceId,
+            service_status: row.status,
+            updated_at: new Date(row.updatedAt).toISOString(),
+            used_count: row.usedCount,
+          })),
+        };
+      } catch (error) {
+        if (error instanceof RegistrationError) return reply.code(error.httpStatus).send(createErrorEnvelope({ code: error.code, correlationId: request.id }));
+        if (error instanceof ExternalServiceUsageError) return reply.code(409).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+    },
+  );
+
+  app.post(
+    "/api/v1/admin/services/:service_id/recover",
+    {
+      attachValidation: true,
+      schema: {
+        params: Type.Ref(AdminServiceParamsSchema),
+        body: Type.Ref(AdminServiceRecoveryRequestSchema),
+        headers: Type.Ref(ModelConfigUpdateHeadersSchema),
+        operationId: "recoverAdminService",
+        response: { 200: Type.Object({ status: Type.Literal("active") }, { additionalProperties: false }), 400: Type.Ref(ErrorEnvelopeSchema), 401: Type.Ref(ErrorEnvelopeSchema), 403: Type.Ref(ErrorEnvelopeSchema), 409: Type.Ref(ErrorEnvelopeSchema), 429: Type.Ref(ErrorEnvelopeSchema), 503: Type.Ref(ErrorEnvelopeSchema) },
+        tags: ["Admin Services"],
+      },
+    },
+    async (request, reply) => {
+      if (request.validationError) return reply.code(400).send(createErrorEnvelope({ code: "REGISTRATION_REQUEST_INVALID", correlationId: request.id }));
+      const registration = options.registration;
+      const usage = options.serviceUsage ?? registration?.serviceUsage;
+      if (!registration || !usage) return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      if (!token) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      try {
+        const headers = request.headers as { "x-csrf-token": string };
+        const admin = registration.authorizeAdminMutation({ csrfToken: headers["x-csrf-token"], sessionToken: token });
+        const body = request.body as { check_id: string };
+        const params = request.params as { service_id: "resend_email" | "amap_web_service" };
+        return usage.recover({ actorId: admin.userId, checkId: body.check_id, serviceId: params.service_id });
+      } catch (error) {
+        if (error instanceof RegistrationError) return reply.code(error.httpStatus).send(createErrorEnvelope({ code: error.code, correlationId: request.id }));
+        if (error instanceof ExternalServiceUsageError) return reply.code(409).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+        return reply.code(503).send(createErrorEnvelope({ code: "AUTH_SERVICE_UNAVAILABLE", correlationId: request.id }));
+      }
+    },
+  );
+
+  app.get(
+    "/api/v1/admin/diagnostics",
+    {
+      schema: {
+        operationId: "getAdminDiagnostics",
+        response: {
+          200: Type.Ref(AdminDiagnosticsResponseSchema),
+          401: Type.Ref(ErrorEnvelopeSchema),
+          503: Type.Null(),
+        },
+        tags: ["Admin Operations"],
+      },
+    },
+    async (request, reply) => {
+      if (!options.registration) return reply.code(503).send(null);
+      const token = cookieValue(headerValue(request.headers.cookie), adminSessionCookieName);
+      const session = token ? options.registration.readAdminSession(token) : undefined;
+      if (!session) return reply.code(401).send(createErrorEnvelope({ code: "AUTH_SESSION_INVALID", correlationId: request.id }));
+      if (!options.adminDiagnostics) return reply.code(503).send(null);
+      try {
+        return assertSafeAdminDiagnostics(await options.adminDiagnostics());
+      } catch {
+        return reply.code(503).send(null);
+      }
+    },
+  );
+
   app.post(
     "/api/v1/auth/login/send",
     {

apps/api/src/external-service-usage.ts

@@ -0,0 +1,459 @@
+import { randomUUID } from "node:crypto";
+
+import type BetterSqlite3 from "better-sqlite3";
+
+import { serializeAuditSummary } from "./audit-policy.js";
+
+export type ExternalServiceId = "resend_email" | "amap_web_service";
+export type ExternalServicePeriodType = "daily" | "monthly";
+export type ExternalServiceStatus = "active" | "paused_quota" | "paused_provider" | "disabled";
+
+const retentionMilliseconds = 180 * 24 * 60 * 60 * 1_000;
+const recoveryCheckLifetimeMilliseconds = 15 * 60 * 1_000;
+const maximumHardLimits: Record<ExternalServiceId, Partial<Record<ExternalServicePeriodType, number>>> = {
+  resend_email: { daily: 80, monthly: 2_400 },
+  amap_web_service: { monthly: 1_000 },
+};
+
+export interface ExternalServiceUsageRow {
+  serviceId: ExternalServiceId;
+  periodType: ExternalServicePeriodType;
+  periodStart: number;
+  hardLimit: number;
+  usedCount: number;
+  status: ExternalServiceStatus;
+  pauseReason: string | null;
+  updatedAt: number;
+}
+
+export class ExternalServiceUsageError extends Error {
+  constructor(
+    readonly code:
+      | "service_paused_quota"
+      | "service_paused_provider"
+      | "service_disabled"
+      | "hard_limit_increase_forbidden"
+      | "hard_limit_invalid"
+      | "health_check_required"
+      | "quota_exhausted"
+      | "service_not_found",
+    message = code,
+  ) {
+    super(message);
+    this.name = "ExternalServiceUsageError";
+  }
+}
+
+interface ExternalServiceUsageOptions {
+  clock?: () => number;
+  database: BetterSqlite3.Database;
+}
+
+interface RawUsageRow {
+  service_id: ExternalServiceId;
+  period_type: ExternalServicePeriodType;
+  period_start: number;
+  hard_limit: number;
+  used_count: number;
+  service_status: ExternalServiceStatus;
+  pause_reason: string | null;
+  updated_at: number;
+}
+
+function periodStart(periodType: ExternalServicePeriodType, now: number) {
+  const date = new Date(now);
+  if (periodType === "daily") return Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate());
+  return Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), 1);
+}
+
+function requiredPeriods(serviceId: ExternalServiceId): ExternalServicePeriodType[] {
+  return serviceId === "resend_email" ? ["daily", "monthly"] : ["monthly"];
+}
+
+function toPublic(row: RawUsageRow): ExternalServiceUsageRow {
+  return {
+    hardLimit: row.hard_limit,
+    pauseReason: row.pause_reason,
+    periodStart: row.period_start,
+    periodType: row.period_type,
+    serviceId: row.service_id,
+    status: row.service_status,
+    updatedAt: row.updated_at,
+    usedCount: row.used_count,
+  };
+}
+
+export class ExternalServiceUsage {
+  readonly database: BetterSqlite3.Database;
+  readonly clock: () => number;
+
+  constructor(options: ExternalServiceUsageOptions) {
+    this.database = options.database;
+    this.clock = options.clock ?? Date.now;
+    this.ensureSchema();
+    this.runImmediate(() => {
+      this.ensureCurrentRows(this.clock(), "resend_email");
+      this.ensureCurrentRows(this.clock(), "amap_web_service");
+    });
+  }
+
+  claimResend(now = this.clock()) {
+    return this.runImmediate(() => this.claimWithinTransaction("resend_email", now));
+  }
+
+  claimResendWithinTransaction(now = this.clock()) {
+    return this.claimWithinTransaction("resend_email", now);
+  }
+
+  claimAmap(now = this.clock()) {
+    return this.runImmediate(() => this.claimWithinTransaction("amap_web_service", now));
+  }
+
+  claimAmapWithinTransaction(now = this.clock()) {
+    return this.claimWithinTransaction("amap_web_service", now);
+  }
+
+  markProviderFailure(input: { serviceId: ExternalServiceId; reason: string; now?: number }) {
+    return this.runImmediate(() => this.markProviderFailureWithinTransaction(input));
+  }
+
+  markProviderFailureWithinTransaction(input: { serviceId: ExternalServiceId; reason: string; now?: number }) {
+    const now = input.now ?? this.clock();
+    const rows = this.ensureCurrentRows(now, input.serviceId);
+    const reason = normalizeReason(input.reason);
+    for (const row of rows) {
+      if (row.service_status === "disabled") continue;
+      this.database.prepare(`
+        UPDATE external_service_usage
+        SET service_status = 'paused_provider', pause_reason = ?, updated_at = ?
+        WHERE service_id = ? AND period_type = ? AND period_start = ?
+      `).run(reason, now, row.service_id, row.period_type, row.period_start);
+    }
+    this.recordAudit({
+      actorRef: "external_service_runtime",
+      actorType: "system",
+      afterSummary: { pause_reason: reason, status: "paused_provider" },
+      beforeSummary: { status: rows[0]?.service_status ?? "active" },
+      operationType: "service_provider_pause",
+      result: "succeeded",
+      targetRef: input.serviceId,
+      targetType: "external_service",
+    }, now);
+    return this.read(input.serviceId);
+  }
+
+  recordHealthCheck(input: { serviceId: ExternalServiceId; available: boolean; reason?: string; now?: number }) {
+    const now = input.now ?? this.clock();
+    const checkId = randomUUID();
+    const currentPeriod = periodStart(requiredPeriods(input.serviceId)[0]!, now);
+    const result = this.runImmediate(() => {
+      this.database.prepare(`
+        INSERT INTO service_recovery_checks (
+          check_id, service_name, target_ref, status, checked_at, expires_at, details_json,
+          service_id, period_start, available, check_reason
+        ) VALUES (?, 'external_service', ?, ?, ?, ?, ?, ?, ?, ?, ?)
+      `).run(
+        checkId,
+        input.serviceId,
+        input.available ? "passed" : "failed",
+        now,
+        now + recoveryCheckLifetimeMilliseconds,
+        JSON.stringify({ non_sensitive: true }),
+        input.serviceId,
+        currentPeriod,
+        input.available ? 1 : 0,
+        input.reason ? normalizeReason(input.reason) : null,
+      );
+      return { checkId, available: input.available, checkedAt: now };
+    });
+    return result;
+  }
+
+  recover(input: { serviceId: ExternalServiceId; actorId: string; checkId: string; now?: number }) {
+    const now = input.now ?? this.clock();
+    const result = this.runImmediate(() => {
+      const check = this.database.prepare(`
+        SELECT check_id, period_start, available, expires_at
+        FROM service_recovery_checks
+        WHERE check_id = ? AND service_id = ? AND service_name = 'external_service'
+      `).get(input.checkId, input.serviceId) as { available: number; check_id: string; expires_at: number; period_start: number } | undefined;
+      const currentPeriod = periodStart(requiredPeriods(input.serviceId)[0]!, now);
+      if (!check?.available || check.period_start !== currentPeriod || check.expires_at <= now) {
+        this.recordAudit({
+          actorRef: input.actorId,
+          actorType: "super_admin",
+          afterSummary: { reason: "health_check_required" },
+          beforeSummary: null,
+          operationType: "service_recovery",
+          result: "failed",
+          targetRef: input.serviceId,
+          targetType: "external_service",
+        }, now);
+        return { error: new ExternalServiceUsageError("health_check_required") };
+      }
+      const rows = this.ensureCurrentRows(now, input.serviceId);
+      if (rows.some((row) => row.used_count >= row.hard_limit)) {
+        this.recordAudit({
+          actorRef: input.actorId,
+          actorType: "super_admin",
+          afterSummary: { reason: "quota_exhausted" },
+          beforeSummary: { status: rows[0]?.service_status ?? "paused_quota" },
+          operationType: "service_recovery",
+          result: "failed",
+          targetRef: input.serviceId,
+          targetType: "external_service",
+        }, now);
+        return { error: new ExternalServiceUsageError("quota_exhausted") };
+      }
+      for (const row of rows) {
+        this.database.prepare(`
+          UPDATE external_service_usage
+          SET service_status = 'active', pause_reason = NULL, updated_at = ?
+          WHERE service_id = ? AND period_type = ? AND period_start = ?
+        `).run(now, row.service_id, row.period_type, row.period_start);
+      }
+      this.recordAudit({
+        actorRef: input.actorId,
+        actorType: "super_admin",
+        afterSummary: { check_id: input.checkId, status: "active" },
+        beforeSummary: { status: rows[0]?.service_status ?? "paused_provider" },
+        operationType: "service_recovery",
+        result: "succeeded",
+        targetRef: input.serviceId,
+        targetType: "external_service",
+      }, now);
+      return { status: "active" as const };
+    });
+    if ("error" in result && result.error) throw result.error;
+    return result;
+  }
+
+  setHardLimit(input: {
+    serviceId: ExternalServiceId;
+    periodType: ExternalServicePeriodType;
+    hardLimit: number;
+    actorId: string;
+    now?: number;
+  }) {
+    const now = input.now ?? this.clock();
+    const result = this.runImmediate(() => {
+      const maximum = maximumHardLimits[input.serviceId][input.periodType];
+      const current = this.ensureCurrentRows(now, input.serviceId).find((row) => row.period_type === input.periodType);
+      if (current && input.hardLimit > current.hard_limit) {
+        this.recordAudit({
+          actorRef: input.actorId,
+          actorType: "super_admin",
+          afterSummary: { reason: "hard_limit_increase_forbidden" },
+          beforeSummary: { hard_limit: current.hard_limit },
+          operationType: "service_hard_limit_update",
+          result: "failed",
+          targetRef: `${input.serviceId}:${input.periodType}`,
+          targetType: "external_service_limit",
+        }, now);
+        return { error: new ExternalServiceUsageError("hard_limit_increase_forbidden") };
+      }
+      const valid = maximum !== undefined && Number.isSafeInteger(input.hardLimit) && input.hardLimit >= 1 && input.hardLimit <= maximum;
+      if (!valid || !current) {
+        this.recordAudit({
+          actorRef: input.actorId,
+          actorType: "super_admin",
+          afterSummary: { reason: "hard_limit_invalid" },
+          beforeSummary: current ? { hard_limit: current.hard_limit } : null,
+          operationType: "service_hard_limit_update",
+          result: "failed",
+          targetRef: `${input.serviceId}:${input.periodType}`,
+          targetType: "external_service_limit",
+        }, now);
+        return { error: new ExternalServiceUsageError("hard_limit_invalid") };
+      }
+      this.database.prepare(`
+        UPDATE external_service_usage
+        SET hard_limit = ?, service_status = CASE
+          WHEN used_count >= ? THEN 'paused_quota'
+          ELSE service_status
+        END, pause_reason = CASE
+          WHEN used_count >= ? THEN 'hard_limit_reached'
+          ELSE pause_reason
+        END, updated_at = ?
+        WHERE service_id = ? AND period_type = ? AND period_start = ?
+      `).run(input.hardLimit, input.hardLimit, input.hardLimit, now, current.service_id, current.period_type, current.period_start);
+      this.recordAudit({
+        actorRef: input.actorId,
+        actorType: "super_admin",
+        afterSummary: { hard_limit: input.hardLimit },
+        beforeSummary: { hard_limit: current.hard_limit },
+        operationType: "service_hard_limit_update",
+        result: "succeeded",
+        targetRef: `${input.serviceId}:${input.periodType}`,
+        targetType: "external_service_limit",
+      }, now);
+      return this.read(input.serviceId);
+    });
+    if ("error" in result && result.error) throw result.error;
+    return result;
+  }
+
+  read(serviceId?: ExternalServiceId) {
+    const rows = (serviceId
+      ? this.database.prepare("SELECT * FROM external_service_usage WHERE service_id = ? ORDER BY period_type").all(serviceId)
+      : this.database.prepare("SELECT * FROM external_service_usage ORDER BY service_id, period_type").all()) as RawUsageRow[];
+    return rows.map(toPublic);
+  }
+
+  readCurrent() {
+    const now = this.clock();
+    return this.read().filter((row) => row.periodStart === periodStart(row.periodType, now));
+  }
+
+  readStatus(serviceId: ExternalServiceId) {
+    const rows = this.read(serviceId).filter((row) => row.periodStart >= periodStart(row.periodType, this.clock()));
+    const status = rows.some((row) => row.status === "disabled")
+      ? "disabled"
+      : rows.some((row) => row.status === "paused_provider")
+        ? "paused_provider"
+        : rows.some((row) => row.status === "paused_quota")
+          ? "paused_quota"
+          : "active";
+    return { serviceId, status, rows } as const;
+  }
+
+  private claimWithinTransaction(serviceId: ExternalServiceId, now: number) {
+    const rows = this.ensureCurrentRows(now, serviceId);
+    for (const row of rows) {
+      if (row.service_status === "paused_quota") throw new ExternalServiceUsageError("service_paused_quota");
+      if (row.service_status === "paused_provider") throw new ExternalServiceUsageError("service_paused_provider");
+      if (row.service_status === "disabled") throw new ExternalServiceUsageError("service_disabled");
+      if (row.used_count >= row.hard_limit) {
+        this.database.prepare(`
+          UPDATE external_service_usage
+          SET service_status = 'paused_quota', pause_reason = 'hard_limit_reached', updated_at = ?
+          WHERE service_id = ? AND period_type = ? AND period_start = ?
+        `).run(now, row.service_id, row.period_type, row.period_start);
+        throw new ExternalServiceUsageError("service_paused_quota");
+      }
+    }
+    const updated = rows.map((row) => {
+      const usedCount = row.used_count + 1;
+      const status: ExternalServiceStatus = usedCount >= row.hard_limit ? "paused_quota" : "active";
+      this.database.prepare(`
+        UPDATE external_service_usage
+        SET used_count = ?, service_status = ?, pause_reason = CASE WHEN ? = 'active' THEN NULL ELSE 'hard_limit_reached' END, updated_at = ?
+        WHERE service_id = ? AND period_type = ? AND period_start = ?
+      `).run(usedCount, status, status, now, row.service_id, row.period_type, row.period_start);
+      return { periodType: row.period_type, remaining: Math.max(0, row.hard_limit - usedCount), usedCount };
+    });
+    return { allowed: true as const, serviceId, allocations: updated, remaining: Math.min(...updated.map((item) => item.remaining)) };
+  }
+
+  private ensureCurrentRows(now: number, serviceId: ExternalServiceId) {
+    const periods = requiredPeriods(serviceId);
+    for (const periodType of periods) {
+      const start = periodStart(periodType, now);
+      const current = this.database.prepare(`
+        SELECT * FROM external_service_usage WHERE service_id = ? AND period_type = ? AND period_start = ?
+      `).get(serviceId, periodType, start) as RawUsageRow | undefined;
+      if (current) continue;
+      const previous = this.database.prepare(`
+        SELECT hard_limit FROM external_service_usage
+        WHERE service_id = ? AND period_type = ? ORDER BY period_start DESC LIMIT 1
+      `).get(serviceId, periodType) as { hard_limit: number } | undefined;
+      const maximum = maximumHardLimits[serviceId][periodType];
+      if (maximum === undefined) throw new ExternalServiceUsageError("service_not_found");
+      this.database.prepare(`
+        INSERT INTO external_service_usage (
+          service_id, period_type, period_start, hard_limit, used_count,
+          service_status, pause_reason, updated_at
+        ) VALUES (?, ?, ?, ?, 0, ?, ?, ?)
+      `).run(serviceId, periodType, start, previous?.hard_limit ?? maximum, previous ? "paused_quota" : "active", previous ? "period_confirmation_required" : null, now);
+    }
+    return this.database.prepare(`
+      SELECT * FROM external_service_usage
+      WHERE service_id = ? AND period_start IN (${periods.map(() => "?").join(",")})
+      ORDER BY period_type
+    `).all(serviceId, ...periods.map((period) => periodStart(period, now))) as RawUsageRow[];
+  }
+
+  private ensureSchema() {
+    this.database.exec(`
+      CREATE TABLE IF NOT EXISTS external_service_usage (
+        service_id TEXT NOT NULL CHECK (service_id IN ('resend_email', 'amap_web_service')),
+        period_type TEXT NOT NULL CHECK (period_type IN ('daily', 'monthly')),
+        period_start INTEGER NOT NULL,
+        hard_limit INTEGER NOT NULL CHECK (hard_limit >= 1),
+        used_count INTEGER NOT NULL CHECK (used_count >= 0 AND used_count <= hard_limit),
+        service_status TEXT NOT NULL CHECK (service_status IN ('active', 'paused_quota', 'paused_provider', 'disabled')),
+        pause_reason TEXT,
+        updated_at INTEGER NOT NULL,
+        PRIMARY KEY (service_id, period_type, period_start)
+      );
+      CREATE TABLE IF NOT EXISTS service_recovery_checks (
+        check_id TEXT PRIMARY KEY,
+        service_name TEXT NOT NULL DEFAULT 'external_service',
+        target_ref TEXT NOT NULL DEFAULT '',
+        status TEXT NOT NULL DEFAULT 'passed' CHECK (status IN ('passed', 'failed')),
+        checked_at INTEGER NOT NULL DEFAULT 0,
+        expires_at INTEGER NOT NULL DEFAULT 0,
+        details_json TEXT NOT NULL DEFAULT '{}',
+        service_id TEXT CHECK (service_id IS NULL OR service_id IN ('resend_email', 'amap_web_service')),
+        period_start INTEGER,
+        available INTEGER CHECK (available IS NULL OR available IN (0, 1)),
+        check_reason TEXT
+      );
+    `);
+    const columns = new Set((this.database.prepare("PRAGMA table_info(service_recovery_checks)").all() as Array<{ name: string }>).map((column) => column.name));
+    const additions: Array<[string, string]> = [
+      ["service_name", "TEXT NOT NULL DEFAULT 'external_service'"],
+      ["target_ref", "TEXT NOT NULL DEFAULT ''"],
+      ["status", "TEXT NOT NULL DEFAULT 'passed'"],
+      ["expires_at", "INTEGER NOT NULL DEFAULT 0"],
+      ["details_json", "TEXT NOT NULL DEFAULT '{}'"],
+      ["service_id", "TEXT"],
+      ["period_start", "INTEGER"],
+      ["available", "INTEGER"],
+      ["check_reason", "TEXT"],
+    ];
+    for (const [name, definition] of additions) {
+      if (!columns.has(name)) this.database.exec(`ALTER TABLE service_recovery_checks ADD COLUMN ${name} ${definition}`);
+    }
+  }
+
+  private runImmediate<T>(action: () => T): T {
+    const nested = this.database.inTransaction;
+    if (!nested) this.database.exec("BEGIN IMMEDIATE");
+    try {
+      const result = action();
+      if (!nested) this.database.exec("COMMIT");
+      return result;
+    } catch (error) {
+      if (!nested && this.database.inTransaction) this.database.exec("ROLLBACK");
+      throw error;
+    }
+  }
+
+  private recordAudit(input: {
+    actorRef: string;
+    actorType: "system" | "super_admin";
+    afterSummary: Record<string, unknown> | null;
+    beforeSummary: Record<string, unknown> | null;
+    operationType: string;
+    result: "succeeded" | "failed";
+    targetRef: string;
+    targetType: string;
+  }, now: number) {
+    this.database.prepare(`
+      INSERT INTO admin_operation_logs (
+        log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+        result, before_summary, after_summary, occurred_at, expires_at
+      ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+    `).run(
+      randomUUID(), input.actorType, input.actorRef, input.operationType, input.targetType, input.targetRef,
+      input.result, serializeAuditSummary(input.beforeSummary), serializeAuditSummary(input.afterSummary), now,
+      now + retentionMilliseconds,
+    );
+  }
+}
+
+function normalizeReason(reason: string) {
+  const normalized = reason.trim().toLowerCase().replace(/[^a-z0-9_.-]/g, "_").slice(0, 120);
+  return normalized || "provider_unavailable";
+}

apps/api/src/main.ts

@@ -19,6 +19,7 @@ import { attachApiSupervisorControl, initializeApiCredentialClients, receiveApiC
 import { ModelConfigurationService } from "./model-configuration.js";
 import { MockAmapAdapter } from "./amap-adapter.js";
 import { StickerReleaseService } from "./sticker-releases.js";
+import { createAdminDiagnosticsProvider, createAdminServicesStorageProvider } from "./admin-state.js";
 
 const credentialChannelEnabled = process.argv.includes("--dada-credential-stdin");
 let registration: RegistrationService | undefined;
@@ -75,7 +76,22 @@ if (credentialChannelEnabled) {
 }
 
 const browserSupportRelease = readBrowserSupportRelease(resolve("RELEASE.json"));
+const adminServicesStorage = registration
+  ? createAdminServicesStorageProvider({
+    database: registration.database,
+    ...(models ? { models } : {}),
+    ...(storage ? { storage } : {}),
+  })
+  : undefined;
+const adminDiagnostics = adminServicesStorage
+  ? createAdminDiagnosticsProvider({
+    ...(browserSupportRelease ? { browserSupportRelease, appVersion: browserSupportRelease.appVersion } : {}),
+    servicesStorage: adminServicesStorage,
+  })
+  : undefined;
 const app = await createApp({
+  ...(adminServicesStorage ? { adminServicesStorage } : {}),
+  ...(adminDiagnostics ? { adminDiagnostics } : {}),
   amap: new MockAmapAdapter(),
   ...(browserSupportRelease ? { browserSupportRelease } : {}),
   ...(credits ? { credits } : {}),
@@ -85,6 +101,7 @@ const app = await createApp({
   ...(registration ? { registration } : {}),
   ...(recentAssets ? { recentAssets } : {}),
   ...(stickers ? { stickers } : {}),
+  ...(storage ? { storage } : {}),
 });
 
 await app.listen({

apps/api/src/managed-storage.ts

@@ -75,6 +75,31 @@ interface CleanupQueueRow {
   relative_path: string;
 }
 
+export interface AssetCleanupCandidateView {
+  byte_size: number;
+  file_id: string;
+  file_kind: "original" | "thumbnail";
+  hash_prefix: string;
+  reference_count: 0;
+  resource_version: string;
+  stable_id: string;
+}
+
+export interface AssetCleanupCandidatesView {
+  candidate_snapshot_version: string;
+  expires_at: string;
+  items: AssetCleanupCandidateView[];
+}
+
+export interface AssetCleanupIntentView {
+  confirmation_token: string;
+  expires_at: string;
+  file_count: number;
+  request_id: string;
+  status: "pending_confirmation" | "denied" | "queued" | "completed";
+  total_bytes: number;
+}
+
 export class StorageCapacityError extends Error {
   readonly code = "STORAGE_CAPACITY_EXCEEDED";
   readonly httpStatus = 507;
@@ -104,6 +129,10 @@ function auditExpiry(occurredAt: number) {
   return occurredAt + auditRetentionMilliseconds;
 }
 
+function digest(value: string) {
+  return createHash("sha256").update(value, "utf8").digest("hex");
+}
+
 function validatePositiveBytes(value: number, name: string) {
   if (!Number.isSafeInteger(value) || value <= 0) throw new Error(`${name}_invalid`);
 }
@@ -255,6 +284,28 @@ export class ManagedStorage {
         FOREIGN KEY (request_id) REFERENCES asset_cleanup_requests(request_id),
         FOREIGN KEY (managed_file_id) REFERENCES managed_files(file_id)
       );
+      CREATE TABLE IF NOT EXISTS asset_cleanup_candidate_snapshots (
+        snapshot_version TEXT PRIMARY KEY,
+        items_json TEXT NOT NULL,
+        created_at INTEGER NOT NULL,
+        expires_at INTEGER NOT NULL
+      );
+      CREATE TABLE IF NOT EXISTS sticker_managed_file_history (
+        managed_file_id TEXT NOT NULL,
+        stable_id TEXT NOT NULL,
+        resource_version TEXT NOT NULL,
+        file_kind TEXT NOT NULL CHECK (file_kind IN ('original', 'thumbnail')),
+        created_at INTEGER NOT NULL,
+        PRIMARY KEY (managed_file_id, file_kind),
+        FOREIGN KEY (managed_file_id) REFERENCES managed_files(file_id)
+      );
+      CREATE TABLE IF NOT EXISTS project_sticker_asset_refs (
+        reference_id TEXT PRIMARY KEY,
+        project_id TEXT NOT NULL,
+        stable_id TEXT NOT NULL,
+        resource_version TEXT NOT NULL,
+        created_at INTEGER NOT NULL
+      );
       CREATE TABLE IF NOT EXISTS admin_operation_logs (
         log_id TEXT PRIMARY KEY,
         actor_type TEXT NOT NULL CHECK (actor_type IN ('system', 'super_admin')),
@@ -277,6 +328,49 @@ export class ManagedStorage {
     if (!managedFileColumns.some((column) => column.name === "owner_ref")) {
       this.database.exec("ALTER TABLE managed_files ADD COLUMN owner_ref TEXT");
     }
+    if (!managedFileColumns.some((column) => column.name === "cleanup_status")) {
+      this.database.exec("ALTER TABLE managed_files ADD COLUMN cleanup_status TEXT");
+    }
+    const cleanupRequestColumns = this.database.prepare("PRAGMA table_info(asset_cleanup_requests)").all() as Array<{ name: string }>;
+    const cleanupRequestAdditions: Array<[string, string]> = [
+      ["created_by", "TEXT"],
+      ["confirmed_by", "TEXT"],
+      ["snapshot_version", "TEXT"],
+      ["expires_at", "INTEGER"],
+      ["confirmation_token_digest", "TEXT"],
+      ["idempotency_key_digest", "TEXT"],
+      ["request_hash", "TEXT"],
+      ["file_count", "INTEGER"],
+      ["total_bytes", "INTEGER"],
+      ["denied_reason", "TEXT"],
+    ];
+    for (const [column, type] of cleanupRequestAdditions) {
+      if (!cleanupRequestColumns.some((item) => item.name === column)) {
+        this.database.exec(`ALTER TABLE asset_cleanup_requests ADD COLUMN ${column} ${type}`);
+      }
+    }
+    const cleanupItemColumns = this.database.prepare("PRAGMA table_info(asset_cleanup_request_items)").all() as Array<{ name: string }>;
+    const cleanupItemAdditions: Array<[string, string]> = [
+      ["stable_id", "TEXT"],
+      ["resource_version", "TEXT"],
+      ["file_kind", "TEXT"],
+      ["byte_size", "INTEGER"],
+      ["sha256_prefix", "TEXT"],
+    ];
+    for (const [column, type] of cleanupItemAdditions) {
+      if (!cleanupItemColumns.some((item) => item.name === column)) {
+        this.database.exec(`ALTER TABLE asset_cleanup_request_items ADD COLUMN ${column} ${type}`);
+      }
+    }
+    this.database.exec(`
+      CREATE UNIQUE INDEX IF NOT EXISTS asset_cleanup_requests_actor_idempotency
+      ON asset_cleanup_requests (created_by, idempotency_key_digest)
+      WHERE created_by IS NOT NULL AND idempotency_key_digest IS NOT NULL;
+      CREATE INDEX IF NOT EXISTS sticker_managed_file_history_lookup
+      ON sticker_managed_file_history (stable_id, resource_version, file_kind);
+      CREATE INDEX IF NOT EXISTS asset_cleanup_candidate_snapshots_expiry
+      ON asset_cleanup_candidate_snapshots (expires_at);
+    `);
     ensureAdminOperationAuditSchema(this.database, Date.now());
     const initial = classifyCapacity(0, 0);
     this.database.prepare(`
@@ -299,6 +393,106 @@ export class ManagedStorage {
     return withReservations;
   }
 
+  private readAssetCleanupCandidates(): AssetCleanupCandidateView[] {
+    const releaseReferenceClause = this.tableExists("sticker_release_items") ? `
+        AND NOT EXISTS (
+          SELECT 1 FROM sticker_release_items release_items
+          WHERE release_items.original_file_id = mf.file_id OR release_items.thumbnail_file_id = mf.file_id
+        )` : "";
+    return this.database.prepare(`
+      SELECT
+        mf.file_id,
+        mf.byte_size,
+        history.stable_id,
+        history.resource_version,
+        history.file_kind,
+        substr(mf.sha256, 1, 12) AS hash_prefix,
+        0 AS reference_count
+      FROM sticker_managed_file_history history
+      JOIN managed_files mf ON mf.file_id = history.managed_file_id
+      WHERE mf.status = 'committed'
+        AND mf.cleanup_status IS NULL
+        AND mf.file_kind IN ('sticker_original', 'sticker_thumbnail')
+        AND NOT EXISTS (
+          SELECT 1 FROM project_asset_refs refs WHERE refs.managed_file_id = mf.file_id
+        )
+        AND NOT EXISTS (
+          SELECT 1 FROM project_sticker_asset_refs project_refs
+          WHERE project_refs.stable_id = history.stable_id
+            AND project_refs.resource_version = history.resource_version
+        )
+        ${releaseReferenceClause}
+        AND NOT EXISTS (
+          SELECT 1 FROM asset_cleanup_request_items request_items
+          JOIN asset_cleanup_requests requests ON requests.request_id = request_items.request_id
+          WHERE request_items.managed_file_id = mf.file_id
+            AND requests.status IN ('pending_confirmation', 'queued')
+        )
+      ORDER BY history.stable_id, history.resource_version, history.file_kind, mf.file_id
+    `).all() as AssetCleanupCandidateView[];
+  }
+
+  private assertActiveAdmin(actorId: string) {
+    const admin = this.database.prepare(`
+      SELECT 1 AS allowed FROM users u
+      JOIN admin_access access ON access.user_id = u.user_id
+      WHERE u.user_id = ? AND u.role = 'super_admin' AND u.status = 'active' AND access.allowed = 1
+    `).get(actorId);
+    if (!admin) throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+  }
+
+  private assetReferenceCount(fileId: string, requestId: string) {
+    const projectOrRelease = (this.database.prepare(`
+      SELECT COUNT(*) AS count FROM project_asset_refs WHERE managed_file_id = ?
+    `).get(fileId) as { count: number }).count;
+    const releaseItems = this.tableExists("sticker_release_items")
+      ? (this.database.prepare(`
+          SELECT COUNT(*) AS count FROM sticker_release_items
+          WHERE original_file_id = ? OR thumbnail_file_id = ?
+        `).get(fileId, fileId) as { count: number }).count
+      : 0;
+    const projectStickerRefs = (this.database.prepare(`
+      SELECT COUNT(*) AS count
+      FROM sticker_managed_file_history history
+      JOIN project_sticker_asset_refs refs
+        ON refs.stable_id = history.stable_id AND refs.resource_version = history.resource_version
+      WHERE history.managed_file_id = ?
+    `).get(fileId) as { count: number }).count;
+    const otherCleanup = (this.database.prepare(`
+      SELECT COUNT(*) AS count FROM asset_cleanup_request_items items
+      JOIN asset_cleanup_requests requests ON requests.request_id = items.request_id
+      WHERE items.managed_file_id = ? AND items.request_id <> ?
+        AND requests.status IN ('pending_confirmation', 'queued')
+    `).get(fileId, requestId) as { count: number }).count;
+    return projectOrRelease + releaseItems + projectStickerRefs + otherCleanup;
+  }
+
+  private cleanupConfirmationToken(requestId: string, actorId: string, keyDigest: string) {
+    return digest(`Dada/P0A/asset-cleanup-confirm/v1:${requestId}:${actorId}:${keyDigest}`);
+  }
+
+  private tableExists(name: string) {
+    return Boolean(this.database.prepare("SELECT 1 FROM sqlite_master WHERE type = 'table' AND name = ?").get(name));
+  }
+
+  private insertCleanupAudit(input: {
+    actorRef: string;
+    afterSummary: Record<string, unknown>;
+    operationType: string;
+    requestId: string;
+    result: "failed" | "succeeded";
+  }, occurredAt: number) {
+    this.database.prepare(`
+      INSERT INTO admin_operation_logs (
+        log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+        result, before_summary, after_summary, occurred_at, expires_at
+      ) VALUES (?, 'super_admin', ?, ?, 'asset_cleanup_request', ?, ?, NULL, ?, ?, ?)
+    `).run(
+      randomUUID(), input.actorRef, input.operationType, input.requestId, input.result,
+      serializeAuditSummary(input.afterSummary), occurredAt, auditExpiry(occurredAt),
+    );
+  }
+
   private activeReservationBytes(excludingOperationId?: string) {
     const row = this.database.prepare(`
       SELECT COALESCE(SUM(projected_bytes), 0) AS bytes
@@ -692,6 +886,203 @@ export class ManagedStorage {
     this.database.prepare("DELETE FROM project_asset_refs WHERE managed_file_id = ?").run(fileId);
   }
 
+  listAssetCleanupCandidates(): AssetCleanupCandidatesView {
+    const createdAt = Date.now();
+    const expiresAt = createdAt + 5 * 60 * 1_000;
+    const items = this.readAssetCleanupCandidates();
+    const snapshotVersion = digest(JSON.stringify({
+      created_at: createdAt,
+      nonce: randomUUID(),
+      items: items.map((item) => ({ byte_size: item.byte_size, file_id: item.file_id, hash_prefix: item.hash_prefix })),
+    }));
+    this.database.prepare("DELETE FROM asset_cleanup_candidate_snapshots WHERE expires_at <= ?").run(createdAt);
+    this.database.prepare(`
+      INSERT INTO asset_cleanup_candidate_snapshots (
+        snapshot_version, items_json, created_at, expires_at
+      ) VALUES (?, ?, ?, ?)
+    `).run(snapshotVersion, JSON.stringify(items), createdAt, expiresAt);
+    return {
+      candidate_snapshot_version: snapshotVersion,
+      expires_at: new Date(expiresAt).toISOString(),
+      items,
+    };
+  }
+
+  createAssetCleanupIntent(input: {
+    actorId: string;
+    fileIds: string[];
+    idempotencyKey: string;
+    snapshotVersion: string;
+  }): AssetCleanupIntentView {
+    if (this.inspectAction("explicit_cleanup") !== "allow") throw new Error("cleanup_uncommitted");
+    const fileIds = [...new Set(input.fileIds)].sort();
+    if (!uuidPattern.test(input.actorId) || fileIds.length === 0 || fileIds.length !== input.fileIds.length
+      || fileIds.length > 100 || fileIds.some((fileId) => !uuidPattern.test(fileId))
+      || !/^[A-Za-z0-9_-]{32,200}$/.test(input.idempotencyKey)
+      || !/^[0-9a-f]{64}$/.test(input.snapshotVersion)) {
+      throw new Error("cleanup_candidates_invalid");
+    }
+    const keyDigest = digest(input.idempotencyKey);
+    const requestHash = digest(JSON.stringify({ file_ids: fileIds, snapshot_version: input.snapshotVersion }));
+    const existing = this.database.prepare(`
+      SELECT request_id, request_hash, expires_at, file_count, total_bytes, status
+      FROM asset_cleanup_requests
+      WHERE created_by = ? AND idempotency_key_digest = ?
+    `).get(input.actorId, keyDigest) as {
+      expires_at: number; file_count: number; request_hash: string; request_id: string; status: AssetCleanupIntentView["status"]; total_bytes: number;
+    } | undefined;
+    if (existing) {
+      if (existing.request_hash !== requestHash) throw new Error("IDEMPOTENCY_KEY_CONFLICT");
+      return {
+        confirmation_token: this.cleanupConfirmationToken(existing.request_id, input.actorId, keyDigest),
+        expires_at: new Date(existing.expires_at).toISOString(),
+        file_count: existing.file_count,
+        request_id: existing.request_id,
+        status: existing.status,
+        total_bytes: existing.total_bytes,
+      };
+    }
+
+    const requestId = randomUUID();
+    const confirmationToken = this.cleanupConfirmationToken(requestId, input.actorId, keyDigest);
+    const createdAt = Date.now();
+    let view!: AssetCleanupIntentView;
+    const transaction = this.database.transaction(() => {
+      this.assertActiveAdmin(input.actorId);
+      const snapshot = this.database.prepare(`
+        SELECT items_json, expires_at FROM asset_cleanup_candidate_snapshots
+        WHERE snapshot_version = ?
+      `).get(input.snapshotVersion) as { expires_at: number; items_json: string } | undefined;
+      if (!snapshot || snapshot.expires_at <= createdAt) throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+      const snapshotItems = JSON.parse(snapshot.items_json) as AssetCleanupCandidateView[];
+      const byId = new Map(snapshotItems.map((item) => [item.file_id, item]));
+      const selected = fileIds.map((fileId) => byId.get(fileId));
+      if (selected.some((item) => !item)) throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+      const current = new Map(this.readAssetCleanupCandidates().map((item) => [item.file_id, item]));
+      if (fileIds.some((fileId) => !current.has(fileId))) throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+      const safeItems = selected as AssetCleanupCandidateView[];
+      const totalBytes = safeItems.reduce((sum, item) => sum + item.byte_size, 0);
+      this.database.prepare(`
+        INSERT INTO asset_cleanup_requests (
+          request_id, status, created_at, confirmed_at, created_by, confirmed_by,
+          snapshot_version, expires_at, confirmation_token_digest,
+          idempotency_key_digest, request_hash, file_count, total_bytes, denied_reason
+        ) VALUES (?, 'pending_confirmation', ?, NULL, ?, NULL, ?, ?, ?, ?, ?, ?, ?, NULL)
+      `).run(
+        requestId, new Date(createdAt).toISOString(), input.actorId, input.snapshotVersion,
+        snapshot.expires_at, digest(confirmationToken), keyDigest, requestHash, safeItems.length, totalBytes,
+      );
+      const insert = this.database.prepare(`
+        INSERT INTO asset_cleanup_request_items (
+          request_id, managed_file_id, stable_id, resource_version, file_kind, byte_size, sha256_prefix
+        ) VALUES (?, ?, ?, ?, ?, ?, ?)
+      `);
+      for (const item of safeItems) {
+        insert.run(requestId, item.file_id, item.stable_id, item.resource_version, item.file_kind, item.byte_size, item.hash_prefix);
+      }
+      this.insertCleanupAudit({
+        actorRef: input.actorId,
+        afterSummary: { file_count: safeItems.length, snapshot_version: input.snapshotVersion, total_bytes: totalBytes },
+        operationType: "asset_cleanup_requested",
+        requestId,
+        result: "succeeded",
+      }, createdAt);
+      view = {
+        confirmation_token: confirmationToken,
+        expires_at: new Date(snapshot.expires_at).toISOString(),
+        file_count: safeItems.length,
+        request_id: requestId,
+        status: "pending_confirmation",
+        total_bytes: totalBytes,
+      };
+    });
+    transaction.immediate();
+    return view;
+  }
+
+  confirmAssetCleanupIntent(input: { actorId: string; confirmationToken: string; requestId: string }) {
+    if (this.inspectAction("explicit_cleanup") !== "allow") throw new Error("cleanup_uncommitted");
+    if (!uuidPattern.test(input.actorId) || !uuidPattern.test(input.requestId) || !/^[0-9a-f]{64}$/.test(input.confirmationToken)) {
+      throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+    }
+    const confirmedAt = Date.now();
+    const outcome = this.database.transaction(() => {
+      this.assertActiveAdmin(input.actorId);
+      const request = this.database.prepare(`
+        SELECT status, created_by, expires_at, confirmation_token_digest, file_count, total_bytes
+        FROM asset_cleanup_requests WHERE request_id = ?
+      `).get(input.requestId) as {
+        confirmation_token_digest: string | null; created_by: string | null; expires_at: number | null;
+        file_count: number | null; status: string; total_bytes: number | null;
+      } | undefined;
+      if (!request || request.status !== "pending_confirmation" || request.created_by !== input.actorId
+        || !request.expires_at || request.expires_at <= confirmedAt
+        || request.confirmation_token_digest !== digest(input.confirmationToken)) {
+        throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+      }
+      const files = this.database.prepare(`
+        SELECT mf.file_id, mf.file_kind, mf.relative_path, mf.byte_size, mf.status
+        FROM asset_cleanup_request_items items
+        JOIN managed_files mf ON mf.file_id = items.managed_file_id
+        WHERE items.request_id = ? ORDER BY mf.file_id
+      `).all(input.requestId) as ManagedFileRow[];
+      if (files.length !== request.file_count) throw new Error("ASSET_CLEANUP_CANDIDATE_STALE");
+      const conflicted = files.some((file) => file.status !== "committed"
+        || !new Set(["sticker_original", "sticker_thumbnail"]).has(file.file_kind)
+        || this.assetReferenceCount(file.file_id, input.requestId) > 0);
+      if (conflicted) {
+        this.database.prepare(`
+          UPDATE asset_cleanup_requests
+          SET status = 'denied', confirmed_at = ?, confirmed_by = ?, denied_reason = 'reference_conflict'
+          WHERE request_id = ?
+        `).run(new Date(confirmedAt).toISOString(), input.actorId, input.requestId);
+        this.insertCleanupAudit({
+          actorRef: input.actorId,
+          afterSummary: { file_count: files.length, reason: "reference_conflict", status: "denied" },
+          operationType: "asset_cleanup_reference_denied",
+          requestId: input.requestId,
+          result: "failed",
+        }, confirmedAt);
+        return { conflict: true as const };
+      }
+
+      this.insertCleanupAudit({
+        actorRef: input.actorId,
+        afterSummary: { file_count: files.length, status: "validated" },
+        operationType: "asset_cleanup_validated",
+        requestId: input.requestId,
+        result: "succeeded",
+      }, confirmedAt);
+      for (const file of files) {
+        this.database.prepare(`
+          UPDATE managed_files SET status = 'purged', purged_at = ?, cleanup_status = 'pending_delete'
+          WHERE file_id = ? AND status = 'committed'
+        `).run(new Date(confirmedAt).toISOString(), file.file_id);
+        this.database.prepare(`
+          INSERT INTO file_cleanup_queue (
+            cleanup_id, managed_file_id, relative_path, byte_size, counts_toward_managed,
+            reason, status, created_at, completed_at, last_error
+          ) VALUES (?, ?, ?, ?, 1, 'purge', 'pending', ?, NULL, NULL)
+        `).run(randomUUID(), file.file_id, file.relative_path, file.byte_size, new Date(confirmedAt).toISOString());
+      }
+      this.database.prepare(`
+        UPDATE asset_cleanup_requests
+        SET status = 'queued', confirmed_at = ?, confirmed_by = ?
+        WHERE request_id = ?
+      `).run(new Date(confirmedAt).toISOString(), input.actorId, input.requestId);
+      this.insertCleanupAudit({
+        actorRef: input.actorId,
+        afterSummary: { file_count: files.length, status: "queued", total_bytes: request.total_bytes ?? 0 },
+        operationType: "asset_cleanup_scheduled",
+        requestId: input.requestId,
+        result: "succeeded",
+      }, confirmedAt + 1);
+      return { conflict: false as const, file_count: files.length, request_id: input.requestId, status: "queued" as const };
+    }).immediate();
+    if (outcome.conflict) throw new Error("ASSET_HISTORY_REFERENCE_CONFLICT");
+    return outcome;
+  }
+
   createCleanupIntent(fileIds: string[]) {
     if (this.inspectAction("explicit_cleanup") !== "allow") throw new Error("cleanup_uncommitted");
     if (fileIds.length === 0 || new Set(fileIds).size !== fileIds.length) throw new Error("cleanup_candidates_invalid");
@@ -777,6 +1168,7 @@ export class ManagedStorage {
             this.database.prepare("DELETE FROM project_asset_refs WHERE managed_file_id = ?").run(row.managed_file_id);
             const requests = this.database.prepare("SELECT request_id FROM asset_cleanup_request_items WHERE managed_file_id = ?").all(row.managed_file_id) as Array<{ request_id: string }>;
             this.database.prepare("DELETE FROM asset_cleanup_request_items WHERE managed_file_id = ?").run(row.managed_file_id);
+            this.database.prepare("DELETE FROM sticker_managed_file_history WHERE managed_file_id = ?").run(row.managed_file_id);
             this.database.prepare("DELETE FROM managed_files WHERE file_id = ?").run(row.managed_file_id);
             for (const request of requests) {
               const pendingItems = this.database.prepare("SELECT COUNT(*) AS count FROM asset_cleanup_request_items WHERE request_id = ?").get(request.request_id) as { count: number };

apps/api/src/preview-grants.ts

@@ -0,0 +1,483 @@
+import { createHash, randomUUID } from "node:crypto";
+
+import type {
+  AssetReleaseManifestItem,
+  AssetReleaseManifestProjection,
+  AssetReleaseReader,
+} from "@dada/asset-release-manifest";
+
+import { auditRetentionMilliseconds, serializeAuditSummary } from "./audit-policy.js";
+import type { RegistrationService } from "./registration.js";
+
+export type PreviewBatchStatus = "active" | "closed";
+export type PreviewGrantStatus = "active" | "revoked" | "expired";
+
+export interface PreviewBatchView {
+  batchId: string;
+  createdAt: number;
+  createdBy: string;
+  name: string;
+  status: PreviewBatchStatus;
+}
+
+export interface PreviewGrantView {
+  batchId: string;
+  expiresAt: number;
+  grantId: string;
+  grantedAt: number;
+  grantedBy: string;
+  status: PreviewGrantStatus;
+  userId: string;
+}
+
+export class PreviewGrantError extends Error {
+  constructor(
+    public readonly reason:
+      | "admin_invalid"
+      | "batch_closed"
+      | "batch_not_found"
+      | "grant_not_found"
+      | "invalid_expiry"
+      | "invalid_request"
+      | "resource_not_found"
+      | "user_not_eligible",
+  ) {
+    super(reason);
+    this.name = "PreviewGrantError";
+  }
+}
+
+interface PreviewGrantServiceOptions {
+  assetReleases: AssetReleaseReader;
+  clock?: () => number;
+  registration: RegistrationService;
+}
+
+interface PreviewManifestItemMapping {
+  releaseVersion: string;
+  resourceId: string;
+  userId: string;
+}
+
+function isUuid(value: string) {
+  return /^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(value);
+}
+
+function assertText(value: string, name: string) {
+  const normalized = value.trim();
+  if (!normalized || normalized.length > 160) throw new PreviewGrantError("invalid_request");
+  if (name === "batchId" && !isUuid(normalized)) throw new PreviewGrantError("invalid_request");
+  return normalized;
+}
+
+function manifestHash(items: readonly AssetReleaseManifestItem[], releaseVersion: string) {
+  return createHash("sha256")
+    .update(JSON.stringify({
+      items,
+      release_version: releaseVersion,
+      schema_version: "AssetReleaseManifest/v1",
+    }))
+    .digest("hex");
+}
+
+/**
+ * Owns the P0-A preview grant state. Preview URLs are deliberately ephemeral:
+ * the random item id is kept only in this process and every read rechecks the
+ * persisted grant, so revocation and expiry take effect without cache busting.
+ */
+export class AssetPreviewGrantService {
+  readonly database: RegistrationService["database"];
+  readonly options: Required<Pick<PreviewGrantServiceOptions, "clock">> & PreviewGrantServiceOptions;
+  private readonly itemMappings = new Map<string, PreviewManifestItemMapping>();
+
+  constructor(options: PreviewGrantServiceOptions) {
+    this.database = options.registration.database;
+    this.options = { ...options, clock: options.clock ?? Date.now };
+    this.migrate();
+  }
+
+  createBatch(input: { adminUserId: string; batchId?: string; name: string }): PreviewBatchView {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    const name = assertText(input.name, "name");
+    const batchId = input.batchId ? assertText(input.batchId, "batchId") : randomUUID();
+    const now = this.options.clock();
+    this.assertAdmin(adminUserId, now);
+    this.immediate(() => {
+      this.database.prepare(`
+        INSERT INTO test_batches (batch_id, name, status, created_by, created_at, closed_at)
+        VALUES (?, ?, 'active', ?, ?, NULL)
+      `).run(batchId, name, adminUserId, now);
+      this.audit({
+        actorRef: adminUserId,
+        afterSummary: { batch_id: batchId, status: "active" },
+        beforeSummary: null,
+        operationType: "preview_batch_create",
+        targetRef: batchId,
+        targetType: "preview_batch",
+      }, now);
+    });
+    return { batchId, createdAt: now, createdBy: adminUserId, name, status: "active" };
+  }
+
+  closeBatch(input: { adminUserId: string; batchId: string }): PreviewBatchView {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    const batchId = assertText(input.batchId, "batchId");
+    const now = this.options.clock();
+    this.assertAdmin(adminUserId, now);
+    return this.immediate(() => {
+      const batch = this.readBatch(batchId);
+      if (!batch) throw new PreviewGrantError("batch_not_found");
+      if (batch.status === "active") {
+        this.database.prepare("UPDATE test_batches SET status = 'closed', closed_at = ? WHERE batch_id = ?").run(now, batchId);
+        this.audit({
+          actorRef: adminUserId,
+          afterSummary: { batch_id: batchId, status: "closed" },
+          beforeSummary: { batch_id: batchId, status: batch.status },
+          operationType: "preview_batch_close",
+          targetRef: batchId,
+          targetType: "preview_batch",
+        }, now);
+      }
+      return { ...batch, status: "closed" as const };
+    });
+  }
+
+  addBatchItems(input: {
+    adminUserId: string;
+    batchId: string;
+    releaseVersion: string;
+    resourceIds: readonly string[];
+  }) {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    const batchId = assertText(input.batchId, "batchId");
+    const releaseVersion = assertText(input.releaseVersion, "releaseVersion");
+    const resourceIds = [...new Set(input.resourceIds.map((resourceId) => assertText(resourceId, "resourceId")))];
+    if (resourceIds.length === 0) throw new PreviewGrantError("invalid_request");
+    const now = this.options.clock();
+    this.assertAdmin(adminUserId, now);
+    for (const resourceId of resourceIds) {
+      if (!this.options.assetReleases.read("internal_preview_asset", releaseVersion, resourceId)) {
+        throw new PreviewGrantError("resource_not_found");
+      }
+    }
+    this.immediate(() => {
+      const batch = this.readBatch(batchId);
+      if (!batch) throw new PreviewGrantError("batch_not_found");
+      if (batch.status !== "active") throw new PreviewGrantError("batch_closed");
+      const insert = this.database.prepare(`
+        INSERT OR IGNORE INTO test_batch_items (test_batch_id, release_version, resource_id)
+        VALUES (?, ?, ?)
+      `);
+      for (const resourceId of resourceIds) insert.run(batchId, releaseVersion, resourceId);
+      this.audit({
+        actorRef: adminUserId,
+        afterSummary: { batch_id: batchId, item_count: resourceIds.length, release_version: releaseVersion },
+        beforeSummary: null,
+        operationType: "preview_batch_items_add",
+        targetRef: batchId,
+        targetType: "preview_batch",
+      }, now);
+    });
+    return { batchId, releaseVersion, resourceIds };
+  }
+
+  grant(input: {
+    adminUserId: string;
+    batchId: string;
+    expiresAt: number;
+    userId: string;
+  }): PreviewGrantView {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    const batchId = assertText(input.batchId, "batchId");
+    const userId = assertText(input.userId, "userId");
+    if (!isUuid(userId)) throw new PreviewGrantError("invalid_request");
+    const now = this.options.clock();
+    if (!Number.isSafeInteger(input.expiresAt) || input.expiresAt <= now) throw new PreviewGrantError("invalid_expiry");
+    this.assertAdmin(adminUserId, now);
+    return this.immediate(() => {
+      const batch = this.readBatch(batchId);
+      if (!batch) throw new PreviewGrantError("batch_not_found");
+      if (batch.status !== "active") throw new PreviewGrantError("batch_closed");
+      const user = this.database.prepare("SELECT role, status FROM users WHERE user_id = ?").get(userId) as { role: string; status: string } | undefined;
+      if (!user || user.role !== "user" || user.status !== "active") throw new PreviewGrantError("user_not_eligible");
+      const grantId = randomUUID();
+      this.database.prepare(`
+        INSERT INTO asset_preview_grants (
+          grant_id, user_id, test_batch_id, granted_by, granted_at, expires_at, status
+        ) VALUES (?, ?, ?, ?, ?, ?, 'active')
+      `).run(grantId, userId, batchId, adminUserId, now, input.expiresAt);
+      this.audit({
+        actorRef: adminUserId,
+        afterSummary: { batch_id: batchId, expires_at: input.expiresAt, grant_id: grantId, status: "active", user_id: userId },
+        beforeSummary: null,
+        operationType: "preview_grant_create",
+        targetRef: grantId,
+        targetType: "preview_grant",
+      }, now);
+      return {
+        batchId,
+        expiresAt: input.expiresAt,
+        grantId,
+        grantedAt: now,
+        grantedBy: adminUserId,
+        status: "active" as const,
+        userId,
+      };
+    });
+  }
+
+  revoke(input: { adminUserId: string; grantId: string }): PreviewGrantView {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    const grantId = assertText(input.grantId, "grantId");
+    const now = this.options.clock();
+    this.assertAdmin(adminUserId, now);
+    return this.immediate(() => {
+      this.expireDue(now);
+      const grant = this.readGrant(grantId);
+      if (!grant) throw new PreviewGrantError("grant_not_found");
+      if (grant.status === "active") {
+        this.database.prepare("UPDATE asset_preview_grants SET status = 'revoked' WHERE grant_id = ? AND status = 'active'").run(grantId);
+        this.audit({
+          actorRef: adminUserId,
+          afterSummary: { grant_id: grantId, status: "revoked" },
+          beforeSummary: { grant_id: grantId, status: grant.status },
+          operationType: "preview_grant_revoke",
+          targetRef: grantId,
+          targetType: "preview_grant",
+        }, now);
+      }
+      return { ...grant, status: "revoked" as const };
+    });
+  }
+
+  listBatches(input: { adminUserId: string }): PreviewBatchView[] {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    this.assertAdmin(adminUserId, this.options.clock());
+    return (this.database.prepare(`
+      SELECT batch_id, name, status, created_by, created_at
+      FROM test_batches ORDER BY created_at DESC, batch_id DESC
+    `).all() as Array<{ batch_id: string; created_at: number; created_by: string; name: string; status: PreviewBatchStatus }>).map((row) => ({
+      batchId: row.batch_id,
+      createdAt: row.created_at,
+      createdBy: row.created_by,
+      name: row.name,
+      status: row.status,
+    }));
+  }
+
+  listGrants(input: { adminUserId: string; batchId?: string; userId?: string }): PreviewGrantView[] {
+    const adminUserId = assertText(input.adminUserId, "adminUserId");
+    this.assertAdmin(adminUserId, this.options.clock());
+    const batchId = input.batchId ? assertText(input.batchId, "batchId") : undefined;
+    const userId = input.userId ? assertText(input.userId, "userId") : undefined;
+    const now = this.options.clock();
+    return this.immediate(() => {
+      this.expireDue(now);
+      const rows = this.database.prepare(`
+        SELECT grant_id, user_id, test_batch_id, granted_by, granted_at, expires_at, status
+        FROM asset_preview_grants
+        WHERE (? IS NULL OR test_batch_id = ?) AND (? IS NULL OR user_id = ?)
+        ORDER BY granted_at DESC, grant_id DESC
+      `).all(batchId ?? null, batchId ?? null, userId ?? null, userId ?? null) as Array<{
+        expires_at: number; grant_id: string; granted_at: number; granted_by: string;
+        status: PreviewGrantStatus; test_batch_id: string; user_id: string;
+      }>;
+      return rows.map((row) => ({
+        batchId: row.test_batch_id,
+        expiresAt: row.expires_at,
+        grantId: row.grant_id,
+        grantedAt: row.granted_at,
+        grantedBy: row.granted_by,
+        status: row.status,
+        userId: row.user_id,
+      }));
+    });
+  }
+
+  projectManifest(input: { releaseVersion: string; userId: string }): AssetReleaseManifestProjection | undefined {
+    const releaseVersion = assertText(input.releaseVersion, "releaseVersion");
+    const userId = assertText(input.userId, "userId");
+    const base = this.options.assetReleases.project("internal_preview_asset", releaseVersion);
+    if (!base) return undefined;
+    const authorized = base.items.filter((item) => this.authorizeAsset({ releaseVersion, resourceId: item.resource_id, userId }));
+    if (authorized.length === 0) return undefined;
+    const items = authorized.map((item) => {
+      const manifestItemId = randomUUID();
+      const mapped: AssetReleaseManifestItem = {
+        ...item,
+        resource_id: manifestItemId,
+        url: `/api/v1/assets/preview/${releaseVersion}/${manifestItemId}`,
+      };
+      this.itemMappings.set(manifestItemId, {
+        releaseVersion,
+        resourceId: item.resource_id,
+        userId,
+      });
+      return mapped;
+    });
+    return Object.freeze({
+      items: Object.freeze(items.map((item) => Object.freeze(item))),
+      manifest_sha256: manifestHash(items, releaseVersion),
+      release_version: releaseVersion,
+      schema_version: "AssetReleaseManifest/v1" as const,
+    });
+  }
+
+  authorizeAsset(input: { releaseVersion: string; resourceId: string; userId: string }) {
+    const releaseVersion = assertText(input.releaseVersion, "releaseVersion");
+    const resourceId = assertText(input.resourceId, "resourceId");
+    const userId = assertText(input.userId, "userId");
+    const now = this.options.clock();
+    return this.immediate(() => {
+      this.expireDue(now);
+      const user = this.database.prepare("SELECT role, status FROM users WHERE user_id = ?").get(userId) as { role: string; status: string } | undefined;
+      if (!user || user.role !== "user" || user.status !== "active") return false;
+      const row = this.database.prepare(`
+        SELECT 1 AS authorized
+        FROM asset_preview_grants g
+        JOIN test_batch_items i ON i.test_batch_id = g.test_batch_id
+        WHERE g.user_id = ? AND g.status = 'active' AND g.expires_at > ?
+          AND i.release_version = ? AND i.resource_id = ?
+        LIMIT 1
+      `).get(userId, now, releaseVersion, resourceId) as { authorized: 1 } | undefined;
+      return Boolean(row);
+    });
+  }
+
+  readManifestItem(input: { manifestItemId: string; releaseVersion: string; userId: string }) {
+    const manifestItemId = assertText(input.manifestItemId, "manifestItemId");
+    const releaseVersion = assertText(input.releaseVersion, "releaseVersion");
+    const userId = assertText(input.userId, "userId");
+    const mapping = this.itemMappings.get(manifestItemId);
+    if (!mapping || mapping.releaseVersion !== releaseVersion || mapping.userId !== userId) return undefined;
+    if (!this.authorizeAsset({ releaseVersion, resourceId: mapping.resourceId, userId })) {
+      this.itemMappings.delete(manifestItemId);
+      return undefined;
+    }
+    const resource = this.options.assetReleases.read("internal_preview_asset", releaseVersion, mapping.resourceId);
+    return resource ? { ...resource, resourceId: manifestItemId } : undefined;
+  }
+
+  private migrate() {
+    this.database.exec(`
+      CREATE TABLE IF NOT EXISTS test_batches (
+        batch_id TEXT PRIMARY KEY,
+        name TEXT NOT NULL CHECK (length(name) BETWEEN 1 AND 160),
+        status TEXT NOT NULL CHECK (status IN ('active', 'closed')),
+        created_by TEXT NOT NULL REFERENCES users(user_id),
+        created_at INTEGER NOT NULL,
+        closed_at INTEGER
+      );
+      CREATE TABLE IF NOT EXISTS test_batch_items (
+        test_batch_id TEXT NOT NULL REFERENCES test_batches(batch_id),
+        release_version TEXT NOT NULL,
+        resource_id TEXT NOT NULL,
+        PRIMARY KEY (test_batch_id, release_version, resource_id)
+      );
+      CREATE TABLE IF NOT EXISTS asset_preview_grants (
+        grant_id TEXT PRIMARY KEY,
+        user_id TEXT NOT NULL REFERENCES users(user_id),
+        test_batch_id TEXT NOT NULL REFERENCES test_batches(batch_id),
+        granted_by TEXT NOT NULL REFERENCES users(user_id),
+        granted_at INTEGER NOT NULL,
+        expires_at INTEGER NOT NULL CHECK (expires_at > granted_at),
+        status TEXT NOT NULL CHECK (status IN ('active', 'revoked', 'expired'))
+      );
+      CREATE INDEX IF NOT EXISTS asset_preview_grants_user_status
+        ON asset_preview_grants(user_id, status, expires_at);
+    `);
+  }
+
+  private immediate<T>(action: () => T): T {
+    this.database.exec("BEGIN IMMEDIATE");
+    try {
+      const value = action();
+      this.database.exec("COMMIT");
+      return value;
+    } catch (error) {
+      if (this.database.inTransaction) this.database.exec("ROLLBACK");
+      throw error;
+    }
+  }
+
+  private assertAdmin(adminUserId: string, now: number) {
+    const admin = this.database.prepare(`
+      SELECT 1 AS allowed FROM users u JOIN admin_access a ON a.user_id = u.user_id
+      WHERE u.user_id = ? AND u.role = 'super_admin' AND u.status = 'active' AND a.allowed = 1
+    `).get(adminUserId) as { allowed: 1 } | undefined;
+    if (!admin) throw new PreviewGrantError("admin_invalid");
+    void now;
+  }
+
+  private readBatch(batchId: string): PreviewBatchView | undefined {
+    const row = this.database.prepare(`
+      SELECT batch_id, name, status, created_by, created_at
+      FROM test_batches WHERE batch_id = ?
+    `).get(batchId) as { batch_id: string; created_at: number; created_by: string; name: string; status: PreviewBatchStatus } | undefined;
+    return row ? {
+      batchId: row.batch_id,
+      createdAt: row.created_at,
+      createdBy: row.created_by,
+      name: row.name,
+      status: row.status,
+    } : undefined;
+  }
+
+  private readGrant(grantId: string): PreviewGrantView | undefined {
+    const row = this.database.prepare(`
+      SELECT grant_id, user_id, test_batch_id, granted_by, granted_at, expires_at, status
+      FROM asset_preview_grants WHERE grant_id = ?
+    `).get(grantId) as {
+      expires_at: number; grant_id: string; granted_at: number; granted_by: string;
+      status: PreviewGrantStatus; test_batch_id: string; user_id: string;
+    } | undefined;
+    return row ? {
+      batchId: row.test_batch_id,
+      expiresAt: row.expires_at,
+      grantId: row.grant_id,
+      grantedAt: row.granted_at,
+      grantedBy: row.granted_by,
+      status: row.status,
+      userId: row.user_id,
+    } : undefined;
+  }
+
+  private expireDue(now: number) {
+    const rows = this.database.prepare(`
+      SELECT grant_id, user_id, test_batch_id FROM asset_preview_grants
+      WHERE status = 'active' AND expires_at <= ?
+    `).all(now) as Array<{ grant_id: string; test_batch_id: string; user_id: string }>;
+    if (rows.length === 0) return;
+    this.database.prepare("UPDATE asset_preview_grants SET status = 'expired' WHERE status = 'active' AND expires_at <= ?").run(now);
+    for (const row of rows) {
+      this.audit({
+        actorRef: "preview_grant_expiry",
+        afterSummary: { grant_id: row.grant_id, status: "expired" },
+        beforeSummary: { grant_id: row.grant_id, status: "active" },
+        operationType: "preview_grant_expire",
+        targetRef: row.grant_id,
+        targetType: "preview_grant",
+      }, now, "system");
+    }
+  }
+
+  private audit(input: {
+    actorRef: string;
+    afterSummary: Record<string, unknown> | null;
+    beforeSummary: Record<string, unknown> | null;
+    operationType: string;
+    targetRef: string;
+    targetType: string;
+  }, now: number, actorType: "super_admin" | "system" = "super_admin") {
+    this.database.prepare(`
+      INSERT INTO admin_operation_logs (
+        log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+        result, before_summary, after_summary, occurred_at, expires_at
+      ) VALUES (?, ?, ?, ?, ?, ?, 'succeeded', ?, ?, ?, ?)
+    `).run(
+      randomUUID(), actorType, input.actorRef, input.operationType, input.targetType, input.targetRef,
+      serializeAuditSummary(input.beforeSummary), serializeAuditSummary(input.afterSummary),
+      now, now + auditRetentionMilliseconds,
+    );
+  }
+}

apps/api/src/private-content.ts

@@ -0,0 +1,186 @@
+import { randomUUID } from "node:crypto";
+import type BetterSqlite3 from "better-sqlite3";
+
+import { auditRetentionMilliseconds } from "./audit-policy.js";
+
+type GenerationStatus = "queued" | "running" | "succeeded" | "failed" | "rejected";
+
+export class PrivateContentError extends Error {
+  constructor(readonly code: "notice_required" | "notice_version_conflict" | "not_found") {
+    super(code);
+    this.name = "PrivateContentError";
+  }
+}
+
+function iso(value: number) {
+  return new Date(value).toISOString();
+}
+
+function isGenerationTablePresent(database: BetterSqlite3.Database) {
+  return Boolean(database.prepare(
+    "SELECT 1 AS present FROM sqlite_master WHERE type = 'table' AND name = 'generation_jobs'",
+  ).get());
+}
+
+export class PrivateContentService {
+  constructor(
+    readonly database: BetterSqlite3.Database,
+    readonly currentNoticeVersion: string,
+    private readonly clock: () => number = Date.now,
+  ) {}
+
+  currentNotice() {
+    return {
+      version: this.currentNoticeVersion,
+      messageKey: "admin.private_content.notice",
+    } as const;
+  }
+
+  readAcknowledgement(adminUserId: string) {
+    const row = this.database.prepare(`
+      SELECT private_content_notice_version, private_content_notice_acknowledged_at
+      FROM user_profiles WHERE user_id = ?
+    `).get(adminUserId) as { private_content_notice_version: string | null; private_content_notice_acknowledged_at: number | null } | undefined;
+    return {
+      version: row?.private_content_notice_version ?? null,
+      acknowledgedAt: row?.private_content_notice_acknowledged_at === null || row?.private_content_notice_acknowledged_at === undefined
+        ? null : iso(row.private_content_notice_acknowledged_at),
+    };
+  }
+
+  isAcknowledged(adminUserId: string) {
+    return this.readAcknowledgement(adminUserId).version === this.currentNoticeVersion;
+  }
+
+  requireAcknowledgement(adminUserId: string) {
+    if (!this.isAcknowledged(adminUserId)) throw new PrivateContentError("notice_required");
+  }
+
+  acknowledge(adminUserId: string, expectedNoticeVersion: string) {
+    const now = this.clock();
+    return this.database.transaction(() => {
+      if (expectedNoticeVersion !== this.currentNoticeVersion) {
+        throw new PrivateContentError("notice_version_conflict");
+      }
+      this.database.prepare(`
+        INSERT INTO user_profiles (
+          user_id, creator_name, social_id, private_content_notice_version,
+          private_content_notice_acknowledged_at
+        ) VALUES (?, '', '', ?, ?)
+        ON CONFLICT(user_id) DO UPDATE SET
+          private_content_notice_version = excluded.private_content_notice_version,
+          private_content_notice_acknowledged_at =
+            CASE WHEN user_profiles.private_content_notice_version = excluded.private_content_notice_version
+              THEN user_profiles.private_content_notice_acknowledged_at ELSE excluded.private_content_notice_acknowledged_at END
+      `).run(adminUserId, this.currentNoticeVersion, now);
+      const acknowledged = this.readAcknowledgement(adminUserId);
+      return {
+        noticeVersion: this.currentNoticeVersion,
+        acknowledgedAt: acknowledged.acknowledgedAt ?? iso(now),
+      };
+    })();
+  }
+
+  listGenerations() {
+    const generatedAt = iso(this.clock());
+    if (!isGenerationTablePresent(this.database)) return { generated_at: generatedAt, items: [] };
+    const rows = this.database.prepare(`
+      SELECT generation_id, owner_id, project_id, model_id, ratio, status,
+        confirmed_credit_cost, reserved_credits, final_credit_state,
+        error_category, created_at, updated_at
+      FROM generation_jobs
+      WHERE submission_ready = 1
+      ORDER BY created_at DESC, generation_id DESC
+      LIMIT 100
+    `).all() as Array<{
+      generation_id: string;
+      owner_id: string;
+      project_id: string;
+      model_id: string;
+      ratio: "3:4" | "1:1" | "4:3" | "9:16";
+      status: GenerationStatus;
+      confirmed_credit_cost: number;
+      reserved_credits: number;
+      final_credit_state: "committed" | "released" | null;
+      error_category: string | null;
+      created_at: number;
+      updated_at: number;
+    }>;
+    return {
+      generated_at: generatedAt,
+      items: rows.map((row) => {
+        const terminal = row.status === "succeeded" || row.status === "failed" || row.status === "rejected";
+        return {
+          generation_id: row.generation_id,
+          owner_ref: row.owner_id,
+          project_id: row.project_id,
+          model_id: row.model_id,
+          ratio: row.ratio,
+          status: row.status,
+          created_at: iso(row.created_at),
+          completed_at: terminal ? iso(row.updated_at) : null,
+          duration_ms: terminal ? Math.max(0, row.updated_at - row.created_at) : null,
+          confirmed_credit_cost: row.confirmed_credit_cost,
+          reserved_credits: row.reserved_credits,
+          final_credit_state: row.final_credit_state,
+          error_category: row.error_category,
+        };
+      }),
+    };
+  }
+
+  private generation(generationId: string) {
+    if (!isGenerationTablePresent(this.database)) throw new PrivateContentError("not_found");
+    const row = this.database.prepare(`
+      SELECT generation_id, owner_id, project_id
+      FROM generation_jobs WHERE generation_id = ? AND submission_ready = 1
+    `).get(generationId) as { generation_id: string; owner_id: string; project_id: string } | undefined;
+    if (!row) throw new PrivateContentError("not_found");
+    return row;
+  }
+
+  private recordAccess(input: { adminUserId: string; ownerId: string; generationId: string; contentType: "image" | "prompt" }) {
+    const now = this.clock();
+    // The insert is committed before the caller reads the private value. A failed
+    // constraint therefore cannot accidentally release a private response.
+    this.database.transaction(() => {
+      this.database.prepare(`
+        INSERT INTO private_content_access_logs (
+          log_id, actor_ref, subject_ref, target_ref, content_type, occurred_at, expires_at
+        ) VALUES (?, ?, ?, ?, ?, ?, ?)
+      `).run(
+        randomUUID(), input.adminUserId, input.ownerId, input.generationId,
+        input.contentType, now, now + auditRetentionMilliseconds,
+      );
+    })();
+  }
+
+  recordPrivateAssetAccess(adminUserId: string, ownerId: string, resourceId: string) {
+    this.recordAccess({ adminUserId, ownerId, generationId: resourceId, contentType: "image" });
+  }
+
+  readPrompt(adminUserId: string, generationId: string) {
+    this.requireAcknowledgement(adminUserId);
+    const row = this.generation(generationId);
+    this.recordAccess({ adminUserId, ownerId: row.owner_id, generationId: row.generation_id, contentType: "prompt" });
+    const content = this.database.prepare(
+      "SELECT prompt FROM generation_jobs WHERE generation_id = ? AND submission_ready = 1",
+    ).get(row.generation_id) as { prompt: string } | undefined;
+    if (!content) throw new PrivateContentError("not_found");
+    return { generationId: row.generation_id, prompt: content.prompt };
+  }
+
+  readImageTarget(adminUserId: string, generationId: string) {
+    this.requireAcknowledgement(adminUserId);
+    const row = this.database.prepare(`
+      SELECT g.generation_id, g.owner_id, g.project_id, pi.image_id
+      FROM generation_jobs g
+      JOIN project_images pi ON pi.project_id = g.project_id AND pi.generation_id = g.generation_id
+      WHERE g.generation_id = ? AND g.status = 'succeeded'
+      ORDER BY pi.created_at DESC LIMIT 1
+    `).get(generationId) as { generation_id: string; owner_id: string; project_id: string; image_id: string } | undefined;
+    if (!row) throw new PrivateContentError("not_found");
+    this.recordAccess({ adminUserId, ownerId: row.owner_id, generationId: row.generation_id, contentType: "image" });
+    return { projectId: row.project_id, imageId: row.image_id, ownerId: row.owner_id };
+  }
+}

apps/api/src/projects.ts

@@ -366,6 +366,7 @@ export class ProjectService {
         throw new ProjectError("project_state_conflict", latest);
       }
       this.insertProjectState({ canvasState: canvas, name, projectId: input.projectId, stateVersion: nextVersion }, now);
+      this.rebuildProjectStickerReferences(input.projectId, canvas, now);
       this.database.prepare(`
         INSERT INTO project_state_idempotency (
           owner_id, project_id, idempotency_key, request_hash, response_state_version, created_at
@@ -377,6 +378,25 @@ export class ProjectService {
     return result;
   }
 
+  private rebuildProjectStickerReferences(projectId: string, canvas: CanvasState, now: number) {
+    if (!this.tableExists("project_sticker_asset_refs")) return;
+    this.database.prepare("DELETE FROM project_sticker_asset_refs WHERE project_id = ?").run(projectId);
+    const insert = this.database.prepare(`
+      INSERT INTO project_sticker_asset_refs (reference_id, project_id, stable_id, resource_version, created_at)
+      VALUES (?, ?, ?, ?, ?)
+    `);
+    for (const element of canvas.elements) {
+      if (element.type !== "static_sticker") continue;
+      insert.run(
+        `project:${projectId}:sticker:${element.element_id}`,
+        projectId,
+        element.template_or_asset_id,
+        element.resource_version,
+        now,
+      );
+    }
+  }
+
   trashFailedEmpty(ownerId: string, projectIds: string[]) {
     const uniqueIds = [...new Set(projectIds)];
     if (uniqueIds.length === 0 || uniqueIds.length > projectLimit) throw new ProjectError("generation_state_invalid");
@@ -774,6 +794,16 @@ export class ProjectService {
         FOREIGN KEY (project_id) REFERENCES projects(project_id) ON DELETE CASCADE
       );
       CREATE INDEX IF NOT EXISTS project_resource_files_managed ON project_resource_files(managed_file_id, project_id);
+      CREATE TABLE IF NOT EXISTS project_sticker_asset_refs (
+        reference_id TEXT PRIMARY KEY,
+        project_id TEXT NOT NULL,
+        stable_id TEXT NOT NULL,
+        resource_version TEXT NOT NULL,
+        created_at INTEGER NOT NULL,
+        FOREIGN KEY (project_id) REFERENCES projects(project_id) ON DELETE CASCADE
+      );
+      CREATE INDEX IF NOT EXISTS project_sticker_asset_refs_lookup
+        ON project_sticker_asset_refs (stable_id, resource_version);
       CREATE TABLE IF NOT EXISTS latest_exports (
         project_id TEXT NOT NULL,
         format TEXT NOT NULL CHECK (format IN ('jpg', 'png')),

apps/api/src/registration.ts

@@ -4,6 +4,7 @@ import { createRequire } from "node:module";
 import type BetterSqlite3 from "better-sqlite3";
 
 import {
+  auditRetentionMilliseconds,
   ensureAdminOperationAuditSchema,
   ensurePrivateAccessAuditSchema,
   isSafeAuditRef,
@@ -11,6 +12,7 @@ import {
   serializeAuditSummary,
 } from "./audit-policy.js";
 import type { ResendAdapter } from "./resend-adapter.js";
+import { ExternalServiceUsage } from "./external-service-usage.js";
 import {
   RegistrationError,
   type RegistrationErrorReason,
@@ -226,6 +228,7 @@ function constantTimeTextEqual(left: string, right: string) {
 
 export class RegistrationService {
   readonly database: BetterSqlite3.Database;
+  readonly serviceUsage: ExternalServiceUsage;
   readonly options: Required<Pick<RegistrationServiceOptions, "clock" | "codeGenerator" | "inviteCodeGenerator">> & RegistrationServiceOptions;
   private adminAllowlistHashes = new Set<string>();
   private privacyPurgeActive = false;
@@ -254,6 +257,7 @@ export class RegistrationService {
     this.database.function("dada_allow_retention_purge", { deterministic: false }, () => 0);
     this.database.function("dada_retention_purge_now", { deterministic: false }, () => 0);
     this.migrate();
+    this.serviceUsage = new ExternalServiceUsage({ database: this.database, clock: this.options.clock });
   }
 
   close() {
@@ -278,6 +282,39 @@ export class RegistrationService {
     return { code, inviteId };
   }
 
+  createAdminInvite(input: { actorId: string; expiresAt: number; maxUses: number }) {
+    if (!Number.isSafeInteger(input.expiresAt) || !Number.isSafeInteger(input.maxUses) || input.maxUses < 1) {
+      throw new Error("Invite request is invalid.");
+    }
+    const code = this.options.inviteCodeGenerator();
+    const inviteId = randomUUID();
+    const now = this.options.clock();
+    this.runImmediate("invite_create", () => {
+      const admin = this.database.prepare(`
+        SELECT u.user_id FROM users u JOIN admin_access a ON a.user_id = u.user_id
+        WHERE u.user_id = ? AND u.role = 'super_admin' AND u.status = 'active' AND a.allowed = 1
+      `).get(input.actorId);
+      if (!admin) throw new RegistrationError("AUTH_SESSION_INVALID", "session_invalid");
+      this.database.prepare(`
+        INSERT INTO invite_codes (
+          invite_id, code_hmac, max_uses, used_count, expires_at, status, created_at
+        ) VALUES (?, ?, ?, 0, ?, 'enabled', ?)
+      `).run(inviteId, this.inviteHmac(code), input.maxUses, input.expiresAt, now);
+      this.recordAdminAudit({
+        actorRef: input.actorId,
+        actorType: "super_admin",
+        afterSummary: { max_uses: input.maxUses, status: "enabled" },
+        beforeSummary: null,
+        operationType: "invite_create",
+        result: "succeeded",
+        targetRef: inviteId,
+        targetType: "invite",
+      }, now);
+      return { outcome: "committed", value: undefined };
+    });
+    return { code, inviteId };
+  }
+
   async sendRegistrationCode(input: { email: string; inviteCode: string }): Promise<RegistrationSendResult> {
     const email = normalizeEmail(input.email);
     const inviteCode = normalizeProfileValue(input.inviteCode, 160);
@@ -299,6 +336,7 @@ export class RegistrationService {
       if (existing) throw new RegistrationError("AUTH_ENTRY_REJECTED", "registration_login_required");
       this.assertChallengeSendAllowed(email, "register", "registration", now);
       this.recordRateSend(email, "registration", now);
+      this.serviceUsage.claimResendWithinTransaction(now);
 
       this.database.prepare(`
         INSERT INTO email_challenges (
@@ -328,6 +366,7 @@ export class RegistrationService {
     try {
       await this.options.resend.sendVerificationCode({ challengeId, code, email, purpose: "register" });
     } catch {
+      this.serviceUsage.markProviderFailure({ serviceId: "resend_email", reason: "provider_unavailable", now });
       this.runImmediate("registration_send_compensation", () => {
         this.database.prepare("DELETE FROM email_challenges WHERE challenge_id = ? AND consumed_at IS NULL").run(challengeId);
         return { outcome: "committed", value: undefined };
@@ -355,6 +394,7 @@ export class RegistrationService {
       if (user.role !== "user") throw new RegistrationError("AUTH_ENTRY_REJECTED", "login_admin_required");
       this.assertChallengeSendAllowed(email, "login", clientKey, now);
       this.recordRateSend(email, clientKey, now);
+      this.serviceUsage.claimResendWithinTransaction(now);
       this.database.prepare(`
         INSERT INTO email_challenges (
           challenge_id, email, invite_id, code_hmac, purpose, expires_at,
@@ -382,6 +422,7 @@ export class RegistrationService {
     try {
       await this.options.resend.sendVerificationCode({ challengeId, code, email, purpose: "login" });
     } catch {
+      this.serviceUsage.markProviderFailure({ serviceId: "resend_email", reason: "provider_unavailable", now });
       this.runImmediate("registration_send_compensation", () => {
         this.database.prepare("DELETE FROM email_challenges WHERE challenge_id = ? AND consumed_at IS NULL").run(challengeId);
         return { outcome: "committed", value: undefined };
@@ -768,6 +809,7 @@ export class RegistrationService {
       }
       this.assertChallengeSendAllowed(email, "admin_login", clientKey, now);
       this.recordRateSend(email, clientKey, now);
+      this.serviceUsage.claimResendWithinTransaction(now);
       this.database.prepare(`
         INSERT INTO email_challenges (
           challenge_id, email, invite_id, code_hmac, purpose, expires_at,
@@ -795,6 +837,7 @@ export class RegistrationService {
     try {
       await this.options.resend.sendVerificationCode({ challengeId, code, email, purpose: "admin_login" });
     } catch {
+      this.serviceUsage.markProviderFailure({ serviceId: "resend_email", reason: "provider_unavailable", now });
       this.runImmediate("registration_send_compensation", () => {
         this.database.prepare("DELETE FROM email_challenges WHERE challenge_id = ? AND consumed_at IS NULL").run(challengeId);
         this.recordAdminLoginRejection("service_unavailable", now);
@@ -1097,6 +1140,7 @@ export class RegistrationService {
         now + resendDelayMilliseconds,
         now,
       );
+      this.serviceUsage.claimResendWithinTransaction(now);
       return {
         outcome: "committed",
         value: {
@@ -1116,6 +1160,7 @@ export class RegistrationService {
         purpose: "account_delete",
       });
     } catch {
+      this.serviceUsage.markProviderFailure({ serviceId: "resend_email", reason: "provider_unavailable", now });
       this.runImmediate("registration_send_compensation", () => {
         this.database.prepare("DELETE FROM account_deletion_challenges WHERE deletion_id = ? AND consumed_at IS NULL").run(deletionId);
         return { outcome: "committed", value: undefined };
@@ -1230,14 +1275,35 @@ export class RegistrationService {
     return outcome;
   }
 
-  changeUserStatus(userId: string, status: "suspended" | "deleted") {
+  changeUserStatus(userId: string, status: "suspended" | "deleted", actorId?: string) {
     const now = this.options.clock();
     this.runImmediate("session_revoke", () => {
+      if (actorId) {
+        const admin = this.database.prepare(`
+          SELECT u.user_id FROM users u JOIN admin_access a ON a.user_id = u.user_id
+          WHERE u.user_id = ? AND u.role = 'super_admin' AND u.status = 'active' AND a.allowed = 1
+        `).get(actorId);
+        if (!admin) throw new RegistrationError("AUTH_SESSION_INVALID", "session_invalid");
+      }
+      const before = this.database.prepare("SELECT status FROM users WHERE user_id = ? AND role = 'user'")
+        .get(userId) as { status: "active" | "suspended" | "deleted" } | undefined;
       const changed = this.database.prepare("UPDATE users SET status = ? WHERE user_id = ? AND role = 'user'")
         .run(status, userId);
       if (changed.changes !== 1) throw new RegistrationError("AUTH_SESSION_INVALID", "session_invalid");
       this.database.prepare("UPDATE sessions SET revoked_at = ? WHERE user_id = ? AND revoked_at IS NULL")
         .run(now, userId);
+      if (actorId) {
+        this.recordAdminAudit({
+          actorRef: actorId,
+          actorType: "super_admin",
+          afterSummary: { status },
+          beforeSummary: { status: before?.status ?? "unknown" },
+          operationType: "user_status_change",
+          result: "succeeded",
+          targetRef: userId,
+          targetType: "user_account",
+        }, now);
+      }
       return { outcome: "committed", value: undefined };
     });
   }
@@ -1761,7 +1827,7 @@ export class RegistrationService {
       serializeAuditSummary(input.beforeSummary),
       serializeAuditSummary(input.afterSummary),
       now,
-      now + 180 * 24 * 60 * 60 * 1_000,
+      now + auditRetentionMilliseconds,
     );
   }
 

apps/api/src/sticker-releases.ts

@@ -9,6 +9,12 @@ import sharp, { type Metadata } from "sharp";
 
 import type { StaticStickerCatalogItem } from "@dada/static-sticker-catalog";
 
+import {
+  auditRetentionMilliseconds,
+  isSafeAuditRef,
+  isSafeAuditSummaryJson,
+  serializeAuditSummary,
+} from "./audit-policy.js";
 import { ManagedStorage, type StagedManagedFile } from "./managed-storage.js";
 import { StickerReleaseError } from "./sticker-release-errors.js";
 import { classifyCapacity } from "./storage-policy.js";
@@ -115,6 +121,12 @@ export class StickerReleaseService {
     this.database.pragma("journal_mode = WAL");
     this.database.pragma("foreign_keys = ON");
     this.database.pragma("busy_timeout = 5000");
+    this.database.function("dada_audit_ref_is_safe", { deterministic: true }, isSafeAuditRef);
+    this.database.function("dada_audit_summary_is_safe", { deterministic: true }, isSafeAuditSummaryJson);
+    this.database.function("dada_allow_privacy_purge", { deterministic: false }, () => 0);
+    this.database.function("dada_privacy_purge_subject", { deterministic: false }, () => "");
+    this.database.function("dada_allow_retention_purge", { deterministic: false }, () => 0);
+    this.database.function("dada_retention_purge_now", { deterministic: false }, () => 0);
     this.storage = input.storage;
     this.migrate();
   }
@@ -234,6 +246,13 @@ export class StickerReleaseService {
         WHERE release_version = ? AND stable_id = ?
       `).run((input.enabled ?? existing.enabled === 1) ? 1 : 0, part, order, version, input.stableId);
       this.finalizeRelease(version, current, input.actorId);
+      this.insertReleaseAudit({
+        actorId: input.actorId,
+        afterSummary: { enabled: input.enabled ?? existing.enabled === 1, order, part, stable_id: input.stableId },
+        beforeSummary: { enabled: existing.enabled === 1, order: existing.order_index, part: existing.part, stable_id: input.stableId },
+        operationType: "sticker_release_update",
+        releaseVersion: version,
+      });
       return version;
     });
     return { item: itemView(this.readItem(releaseVersion, input.stableId)!), release_version: releaseVersion };
@@ -328,15 +347,50 @@ export class StickerReleaseService {
       input.width, input.height, input.expectedMimeType, input.original.sha256, input.original.fileId, input.original.bytes,
       input.thumbnail.fileId, input.thumbnail.relativePath, input.thumbnail.sha256, input.thumbnail.bytes, input.enabled ? 1 : 0,
     );
+    this.database.prepare(`
+      INSERT OR IGNORE INTO sticker_managed_file_history (
+        managed_file_id, stable_id, resource_version, file_kind, created_at
+      ) VALUES (?, ?, ?, 'original', ?), (?, ?, ?, 'thumbnail', ?)
+    `).run(
+      input.original.fileId, input.stableId, releaseVersion, this.clock(),
+      input.thumbnail.fileId, input.stableId, releaseVersion, this.clock(),
+    );
     this.consumeStagedStorage([input.original, input.thumbnail]);
     this.database.prepare(`
       INSERT INTO sticker_upload_receipts (actor_id, idempotency_key_digest, request_hash, release_version, stable_id, created_at)
       VALUES (?, ?, ?, ?, ?, ?)
     `).run(input.actorId, input.keyDigest, input.requestHash, releaseVersion, input.stableId, iso(this.clock()));
     this.finalizeRelease(releaseVersion, previous, input.actorId);
+    this.insertReleaseAudit({
+      actorId: input.actorId,
+      afterSummary: { enabled: input.enabled, order: input.order, part: input.part, stable_id: input.stableId },
+      beforeSummary: previous ? { release_version: previous } : null,
+      operationType: "sticker_release_publish",
+      releaseVersion,
+    });
     return releaseVersion;
   }
 
+  private insertReleaseAudit(input: {
+    actorId: string;
+    afterSummary: Record<string, unknown>;
+    beforeSummary: Record<string, unknown> | null;
+    operationType: "sticker_release_publish" | "sticker_release_update";
+    releaseVersion: string;
+  }) {
+    const occurredAt = this.clock();
+    this.database.prepare(`
+      INSERT INTO admin_operation_logs (
+        log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+        result, before_summary, after_summary, occurred_at, expires_at
+      ) VALUES (?, 'super_admin', ?, ?, 'sticker_release', ?, 'succeeded', ?, ?, ?, ?)
+    `).run(
+      randomUUID(), input.actorId, input.operationType, input.releaseVersion,
+      serializeAuditSummary(input.beforeSummary), serializeAuditSummary(input.afterSummary),
+      occurredAt, occurredAt + auditRetentionMilliseconds,
+    );
+  }
+
   private finalizeRelease(releaseVersion: string, previous: string | null, actorId: string) {
     const rows = this.database.prepare(`
       SELECT stable_id, part, order_index, original_sha256, thumbnail_sha256, enabled
@@ -510,6 +564,15 @@ export class StickerReleaseService {
         created_at TEXT NOT NULL,
         PRIMARY KEY (actor_id, idempotency_key_digest)
       );
+      CREATE TABLE IF NOT EXISTS sticker_managed_file_history (
+        managed_file_id TEXT NOT NULL,
+        stable_id TEXT NOT NULL,
+        resource_version TEXT NOT NULL,
+        file_kind TEXT NOT NULL CHECK (file_kind IN ('original', 'thumbnail')),
+        created_at INTEGER NOT NULL,
+        PRIMARY KEY (managed_file_id, file_kind),
+        FOREIGN KEY (managed_file_id) REFERENCES managed_files(file_id)
+      );
       CREATE TRIGGER IF NOT EXISTS sticker_releases_no_update
       BEFORE UPDATE ON sticker_releases BEGIN SELECT RAISE(ABORT, 'sticker_releases_immutable'); END;
       CREATE TRIGGER IF NOT EXISTS sticker_releases_no_delete
@@ -523,5 +586,17 @@ export class StickerReleaseService {
       WHEN EXISTS (SELECT 1 FROM sticker_releases WHERE release_version = OLD.release_version)
       BEGIN SELECT RAISE(ABORT, 'sticker_release_items_immutable'); END;
     `);
+    this.database.exec(`
+      INSERT OR IGNORE INTO sticker_managed_file_history (
+        managed_file_id, stable_id, resource_version, file_kind, created_at
+      )
+      SELECT original_file_id, stable_id, release_version, 'original', strftime('%s', 'now') * 1000
+      FROM sticker_release_items;
+      INSERT OR IGNORE INTO sticker_managed_file_history (
+        managed_file_id, stable_id, resource_version, file_kind, created_at
+      )
+      SELECT thumbnail_file_id, stable_id, release_version, 'thumbnail', strftime('%s', 'now') * 1000
+      FROM sticker_release_items;
+    `);
   }
 }

apps/web/src/admin-audit.css

@@ -0,0 +1,164 @@
+.admin-audit-page {
+  width: min(100% - 48px, 1440px);
+  margin: 0 auto;
+  padding: 28px 0 40px;
+  color: #1a1a18;
+}
+
+.admin-audit-heading {
+  display: flex;
+  min-height: 72px;
+  align-items: flex-end;
+  justify-content: space-between;
+  gap: 24px;
+  border-bottom: 2px solid #1a1a18;
+}
+
+.admin-audit-heading p,
+.admin-audit-heading h2 {
+  margin: 0;
+}
+
+.admin-audit-heading p {
+  color: #686861;
+  font-size: 12px;
+  font-weight: 800;
+}
+
+.admin-audit-heading h2 {
+  padding: 4px 0 12px;
+  font-size: 28px;
+  line-height: 40px;
+}
+
+.admin-audit-heading time {
+  padding-bottom: 14px;
+  color: #686861;
+  font-size: 12px;
+}
+
+.admin-audit-tabs {
+  display: flex;
+  gap: 0;
+  margin-top: 24px;
+  border-bottom: 1px solid #a9a9a2;
+}
+
+.admin-audit-tabs button {
+  min-height: 40px;
+  padding: 0 18px;
+  border: 0;
+  border-bottom: 3px solid transparent;
+  color: #4f4f49;
+  background: transparent;
+  font-weight: 700;
+}
+
+.admin-audit-tabs button[aria-selected="true"] {
+  border-bottom-color: #1a1a18;
+  color: #1a1a18;
+  background: #f4df32;
+}
+
+.admin-audit-failure {
+  display: flex;
+  min-height: 44px;
+  align-items: center;
+  justify-content: space-between;
+  gap: 16px;
+  margin-top: 16px;
+  padding: 8px 12px;
+  border-left: 4px solid #c92a24;
+  background: #fff1ef;
+}
+
+.admin-audit-failure button,
+.admin-audit-pagination button {
+  min-height: 36px;
+  padding: 0 14px;
+  border: 1px solid #1a1a18;
+  background: #fff;
+  font-weight: 700;
+}
+
+.admin-audit-status {
+  margin: 0;
+  padding: 48px 16px;
+  color: #686861;
+}
+
+.admin-audit-table-scroll {
+  overflow-x: auto;
+  border-bottom: 1px solid #a9a9a2;
+}
+
+.admin-audit-page table {
+  width: 100%;
+  min-width: 1120px;
+  border-collapse: collapse;
+  table-layout: fixed;
+}
+
+.admin-audit-page th,
+.admin-audit-page td {
+  min-height: 40px;
+  padding: 10px 12px;
+  border-bottom: 1px solid #d7d7d1;
+  overflow-wrap: anywhere;
+  text-align: left;
+  vertical-align: top;
+  font-size: 12px;
+}
+
+.admin-audit-page th {
+  color: #55554f;
+  background: #efefeb;
+  font-weight: 800;
+}
+
+.admin-audit-page th:nth-child(1) { width: 132px; }
+.admin-audit-page th:nth-child(2) { width: 210px; }
+.admin-audit-page th:nth-child(3) { width: 180px; }
+.admin-audit-page th:nth-child(5) { width: 100px; }
+.admin-audit-page th:nth-child(6) { width: 210px; }
+
+.admin-audit-page td small {
+  display: block;
+  margin-top: 4px;
+  color: #686861;
+}
+
+.admin-audit-page td strong {
+  color: #16794b;
+}
+
+.admin-audit-page td strong.is-failed {
+  color: #c92a24;
+}
+
+.admin-audit-pagination {
+  display: flex;
+  justify-content: flex-end;
+  padding-top: 16px;
+}
+
+.admin-audit-retention {
+  margin: 24px 0 0;
+  padding-top: 12px;
+  border-top: 1px solid #d7d7d1;
+  color: #686861;
+  font-size: 12px;
+}
+
+.admin-audit-page :focus-visible {
+  outline: 2px solid #005fcc;
+  outline-offset: 2px;
+}
+
+@media (max-width: 700px) {
+  .admin-audit-page { width: calc(100% - 24px); }
+  .admin-audit-heading { align-items: flex-start; flex-direction: column; gap: 4px; }
+  .admin-audit-heading time { padding-bottom: 12px; }
+  .admin-audit-tabs { display: grid; grid-template-columns: 1fr 1fr; }
+  .admin-audit-tabs button { min-width: 0; padding: 8px; }
+}

apps/web/src/admin-audit.tsx

@@ -0,0 +1,181 @@
+import type {
+  AdminOperationAuditItem,
+  AdminOperationAuditResponse,
+  PrivateContentAccessAuditItem,
+  PrivateContentAccessAuditResponse,
+} from "@dada/shared-contracts";
+import { useCallback, useEffect, useState } from "react";
+
+import "./admin-audit.css";
+
+type AuditTab = "operations" | "private-content";
+
+interface AuditPageState<Item> {
+  failed: boolean;
+  generatedAt: string | null;
+  items: Item[];
+  loading: boolean;
+  nextCursor: string | null;
+}
+
+const emptyState = <Item,>(): AuditPageState<Item> => ({
+  failed: false,
+  generatedAt: null,
+  items: [],
+  loading: false,
+  nextCursor: null,
+});
+
+function formatTime(value: string) {
+  return new Intl.DateTimeFormat("zh-CN", {
+    day: "2-digit",
+    hour: "2-digit",
+    minute: "2-digit",
+    month: "2-digit",
+    second: "2-digit",
+  }).format(new Date(value));
+}
+
+function operationSummary(item: AdminOperationAuditItem) {
+  if (item.after_summary) return item.after_summary;
+  if (item.before_summary) return item.before_summary;
+  return "无变更摘要";
+}
+
+export function AdminAuditPage() {
+  const [tab, setTab] = useState<AuditTab>("operations");
+  const [operations, setOperations] = useState<AuditPageState<AdminOperationAuditItem>>(emptyState);
+  const [privateAccess, setPrivateAccess] = useState<AuditPageState<PrivateContentAccessAuditItem>>(emptyState);
+
+  const loadOperations = useCallback(async (cursor?: string, append = false) => {
+    setOperations((current) => ({ ...current, failed: false, loading: true }));
+    try {
+      const query = new URLSearchParams({ limit: "50" });
+      if (cursor) query.set("cursor", cursor);
+      const response = await fetch(`/api/v1/admin/audit/operations?${query}`, { credentials: "same-origin" });
+      if (response.status === 401) {
+        window.dispatchEvent(new Event("dada:session-invalid"));
+        return;
+      }
+      if (!response.ok) throw new Error("admin_operation_audit_unavailable");
+      const body = await response.json() as AdminOperationAuditResponse;
+      setOperations((current) => ({
+        failed: false,
+        generatedAt: body.generated_at,
+        items: append ? [...current.items, ...body.items] : body.items,
+        loading: false,
+        nextCursor: body.next_cursor,
+      }));
+    } catch {
+      setOperations((current) => ({ ...current, failed: true, loading: false }));
+    }
+  }, []);
+
+  const loadPrivateAccess = useCallback(async (cursor?: string, append = false) => {
+    setPrivateAccess((current) => ({ ...current, failed: false, loading: true }));
+    try {
+      const query = new URLSearchParams({ limit: "50" });
+      if (cursor) query.set("cursor", cursor);
+      const response = await fetch(`/api/v1/admin/audit/private-content?${query}`, { credentials: "same-origin" });
+      if (response.status === 401) {
+        window.dispatchEvent(new Event("dada:session-invalid"));
+        return;
+      }
+      if (!response.ok) throw new Error("private_content_audit_unavailable");
+      const body = await response.json() as PrivateContentAccessAuditResponse;
+      setPrivateAccess((current) => ({
+        failed: false,
+        generatedAt: body.generated_at,
+        items: append ? [...current.items, ...body.items] : body.items,
+        loading: false,
+        nextCursor: body.next_cursor,
+      }));
+    } catch {
+      setPrivateAccess((current) => ({ ...current, failed: true, loading: false }));
+    }
+  }, []);
+
+  useEffect(() => { void loadOperations(); }, [loadOperations]);
+
+  function selectTab(next: AuditTab) {
+    setTab(next);
+    if (next === "private-content" && !privateAccess.generatedAt && !privateAccess.loading) void loadPrivateAccess();
+  }
+
+  const state = tab === "operations" ? operations : privateAccess;
+  const reload = tab === "operations" ? loadOperations : loadPrivateAccess;
+
+  return (
+    <main className="admin-audit-page" id="admin-main">
+      <header className="admin-audit-heading">
+        <div><p>IMMUTABLE / 180 DAYS</p><h2>审计</h2></div>
+        {state.generatedAt ? <time dateTime={state.generatedAt}>读取于 {formatTime(state.generatedAt)}</time> : null}
+      </header>
+
+      <div aria-label="审计类型" className="admin-audit-tabs" role="tablist">
+        <button aria-controls="operation-audit-panel" aria-selected={tab === "operations"} id="operation-audit-tab" onClick={() => selectTab("operations")} role="tab" type="button">后台操作审计</button>
+        <button aria-controls="private-audit-panel" aria-selected={tab === "private-content"} id="private-audit-tab" onClick={() => selectTab("private-content")} role="tab" type="button">私有内容访问审计</button>
+      </div>
+
+      {state.failed ? (
+        <div className="admin-audit-failure" role="alert">
+          <span>审计记录暂时无法读取{state.generatedAt ? "，已保留上次结果" : ""}。</span>
+          <button disabled={state.loading} onClick={() => void reload()} type="button">重试</button>
+        </div>
+      ) : null}
+
+      {tab === "operations" ? (
+        <section aria-labelledby="operation-audit-tab" id="operation-audit-panel" role="tabpanel">
+          {operations.loading && operations.items.length === 0 ? <p aria-live="polite" className="admin-audit-status">正在读取后台操作审计</p> : null}
+          {!operations.loading && !operations.failed && operations.items.length === 0 ? <p className="admin-audit-status">当前没有后台操作审计记录。</p> : null}
+          {operations.items.length > 0 ? (
+            <div className="admin-audit-table-scroll">
+              <table>
+                <thead><tr><th>时间</th><th>管理员</th><th>操作类型</th><th>对象安全摘要</th><th>结果</th><th>Operation ID</th></tr></thead>
+                <tbody>{operations.items.map((item) => (
+                  <tr key={item.log_id}>
+                    <td><time dateTime={item.occurred_at}>{formatTime(item.occurred_at)}</time></td>
+                    <td><code>{item.actor_ref}</code><small>{item.actor_type}</small></td>
+                    <td><code>{item.operation_type}</code></td>
+                    <td><code>{item.target_type}:{item.target_ref}</code><small>{operationSummary(item)}</small></td>
+                    <td><strong className={`is-${item.result}`}>{item.result}</strong></td>
+                    <td><code>{item.log_id}</code></td>
+                  </tr>
+                ))}</tbody>
+              </table>
+            </div>
+          ) : null}
+        </section>
+      ) : (
+        <section aria-labelledby="private-audit-tab" id="private-audit-panel" role="tabpanel">
+          {privateAccess.loading && privateAccess.items.length === 0 ? <p aria-live="polite" className="admin-audit-status">正在读取私有内容访问审计</p> : null}
+          {!privateAccess.loading && !privateAccess.failed && privateAccess.items.length === 0 ? <p className="admin-audit-status">当前没有私有内容访问审计记录。</p> : null}
+          {privateAccess.items.length > 0 ? (
+            <div className="admin-audit-table-scroll">
+              <table>
+                <thead><tr><th>时间</th><th>管理员</th><th>安全目标标识</th><th>内容类型</th><th>到期时间</th><th>Access ID</th></tr></thead>
+                <tbody>{privateAccess.items.map((item) => (
+                  <tr key={item.log_id}>
+                    <td><time dateTime={item.occurred_at}>{formatTime(item.occurred_at)}</time></td>
+                    <td><code>{item.actor_ref}</code></td>
+                    <td><code>{item.target_ref}</code></td>
+                    <td>{item.content_type}</td>
+                    <td><time dateTime={item.expires_at}>{formatTime(item.expires_at)}</time></td>
+                    <td><code>{item.log_id}</code></td>
+                  </tr>
+                ))}</tbody>
+              </table>
+            </div>
+          ) : null}
+        </section>
+      )}
+
+      {state.nextCursor ? (
+        <div className="admin-audit-pagination">
+          <button disabled={state.loading} onClick={() => void reload(state.nextCursor!, true)} type="button">{state.loading ? "正在读取" : "下一页"}</button>
+        </div>
+      ) : null}
+      <p className="admin-audit-retention">记录保留 180 天。此页面不提供编辑、删除或清空能力。</p>
+    </main>
+  );
+}

apps/web/src/admin-generations.css

@@ -0,0 +1,24 @@
+.admin-generations { display: grid; gap: 20px; }
+.admin-generations-refresh { align-self: start; }
+.admin-generations-notice-panel { display: grid; gap: 14px; max-width: 760px; padding: 24px; border: 1px solid #d5b36a; background: #fffaf0; }
+.admin-generations-notice-panel p { margin: 0; }
+.admin-generations-notice-panel button { justify-self: start; }
+.admin-generations-error, .admin-generations-notice { padding: 12px 16px; border: 1px solid #d46a6a; background: #fff4f4; }
+.admin-generations-error button { margin-left: 12px; }
+.admin-generations-table-wrap { overflow-x: auto; border: 1px solid #d9dde5; background: #fff; }
+.admin-generations-table-wrap table { width: 100%; min-width: 1050px; border-collapse: collapse; }
+.admin-generations-table-wrap th, .admin-generations-table-wrap td { padding: 12px 14px; border-bottom: 1px solid #e9ebef; text-align: left; vertical-align: top; }
+.admin-generations-table-wrap th { background: #f5f6f8; color: #4d5664; font-size: 12px; }
+.admin-generations-table-wrap small { color: #6c7481; }
+.admin-generations-status { display: inline-block; padding: 3px 7px; border-radius: 4px; background: #edf0f4; }
+.admin-generations-status.is-succeeded { color: #23623d; background: #e6f4ea; }
+.admin-generations-status.is-failed, .admin-generations-status.is-rejected { color: #8b2b2b; background: #fff0f0; }
+.admin-generations-status.is-running { color: #7a5a10; background: #fff5d8; }
+.admin-generations-actions { display: grid; gap: 8px; min-width: 190px; }
+.admin-generations-actions button { white-space: normal; }
+.admin-generations-empty { margin: 0; padding: 28px; color: #6c7481; }
+.admin-generations-opened { display: grid; gap: 10px; padding: 18px; border: 1px solid #cbd2dd; background: #fff; }
+.admin-generations-opened header { display: flex; align-items: center; justify-content: space-between; }
+.admin-generations-opened h3 { margin: 0; }
+.admin-generations-opened pre { max-height: 360px; overflow: auto; margin: 0; padding: 14px; white-space: pre-wrap; background: #f6f7f9; }
+.admin-generations-opened img { max-width: 100%; max-height: 620px; object-fit: contain; }

apps/web/src/admin-generations.tsx

@@ -0,0 +1,156 @@
+import { useEffect, useState } from "react";
+
+import "./admin-generations.css";
+
+interface AdminSession {
+  acknowledged_private_content_notice_version: string | null;
+  current_private_content_notice_version: string | null;
+  csrf_token: string;
+  notice_acknowledged: boolean;
+}
+
+interface GenerationRecord {
+  generation_id: string;
+  owner_ref: string;
+  project_id: string;
+  model_id: string;
+  ratio: string;
+  status: "queued" | "running" | "succeeded" | "failed" | "rejected";
+  created_at: string;
+  completed_at: string | null;
+  duration_ms: number | null;
+  confirmed_credit_cost: number;
+  reserved_credits: number;
+  final_credit_state: "committed" | "released" | null;
+  error_category: string | null;
+}
+
+interface GenerationResponse { generated_at: string; items: GenerationRecord[] }
+interface OpenedPrompt { generation_id: string; prompt: string }
+
+function idempotencyKey() {
+  return `${crypto.randomUUID().replaceAll("-", "")}${crypto.randomUUID().replaceAll("-", "")}`;
+}
+
+function compactId(value: string) { return `${value.slice(0, 8)}...${value.slice(-4)}`; }
+function formatTime(value: string | null) { return value ? new Intl.DateTimeFormat("zh-CN", { dateStyle: "short", timeStyle: "medium" }).format(new Date(value)) : "未完成"; }
+function statusLabel(value: GenerationRecord["status"]) { return { queued: "排队", running: "运行中", succeeded: "成功", failed: "失败", rejected: "已拒绝" }[value]; }
+
+export function AdminGenerationsPage() {
+  const [session, setSession] = useState<AdminSession>();
+  const [records, setRecords] = useState<GenerationRecord[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [failed, setFailed] = useState(false);
+  const [acknowledging, setAcknowledging] = useState(false);
+  const [notice, setNotice] = useState("");
+  const [openedPrompt, setOpenedPrompt] = useState<OpenedPrompt>();
+  const [openedImage, setOpenedImage] = useState<{ generationId: string; url: string }>();
+
+  async function load() {
+    setLoading(true);
+    setFailed(false);
+    try {
+      const sessionResponse = await fetch("/api/v1/admin-auth/session", { credentials: "same-origin" });
+      if (sessionResponse.status === 401) throw new Error("session_invalid");
+      if (!sessionResponse.ok) throw new Error("session_unavailable");
+      const current = await sessionResponse.json() as AdminSession;
+      setSession(current);
+      setNotice("");
+      if (!current.notice_acknowledged) {
+        setRecords([]);
+        return;
+      }
+      const listResponse = await fetch("/api/v1/admin/generations", { credentials: "same-origin" });
+      if (!listResponse.ok) throw new Error("generation_list_unavailable");
+      setRecords((await listResponse.json() as GenerationResponse).items);
+    } catch {
+      setFailed(true);
+    } finally {
+      setLoading(false);
+    }
+  }
+
+  useEffect(() => { void load(); }, []);
+  useEffect(() => () => { if (openedImage) URL.revokeObjectURL(openedImage.url); }, [openedImage]);
+
+  async function acknowledge() {
+    if (!session?.current_private_content_notice_version || acknowledging) return;
+    setAcknowledging(true);
+    setNotice("");
+    try {
+      const response = await fetch("/api/v1/admin/private-content-notice/ack", {
+        body: JSON.stringify({ expected_notice_version: session.current_private_content_notice_version }),
+        credentials: "same-origin",
+        headers: { "Content-Type": "application/json", "Idempotency-Key": idempotencyKey(), "X-CSRF-Token": session.csrf_token },
+        method: "POST",
+      });
+      if (!response.ok) throw new Error("notice_ack_failed");
+      await load();
+    } catch {
+      setNotice("告知版本已变化或确认未完成，请重新读取。 ");
+    } finally {
+      setAcknowledging(false);
+    }
+  }
+
+  async function openPrompt(generationId: string) {
+    setNotice("");
+    try {
+      const response = await fetch(`/api/v1/admin/private-content/generations/${generationId}/prompt`, { credentials: "same-origin" });
+      if (!response.ok) throw new Error("prompt_unavailable");
+      setOpenedPrompt(await response.json() as OpenedPrompt);
+    } catch {
+      setNotice("内容读取未完成，访问审计未成功时不会返回内容。 ");
+    }
+  }
+
+  async function openImage(generationId: string) {
+    setNotice("");
+    try {
+      const response = await fetch(`/api/v1/admin/private-content/generations/${generationId}/image`, { credentials: "same-origin" });
+      if (!response.ok) throw new Error("image_unavailable");
+      const url = URL.createObjectURL(await response.blob());
+      setOpenedImage((previous) => {
+        if (previous) URL.revokeObjectURL(previous.url);
+        return { generationId, url };
+      });
+    } catch {
+      setNotice("内容读取未完成，访问审计未成功时不会返回内容。 ");
+    }
+  }
+
+  return (
+    <main className="admin-generations" id="admin-main">
+      <header className="admin-page-heading"><div><p>OPERATIONS / GENERATION RECORDS</p><h2>生成记录</h2></div><button className="admin-generations-refresh" onClick={() => void load()} type="button">重新读取</button></header>
+      {loading ? <p aria-live="polite">正在读取生成记录</p> : null}
+      {failed ? <div className="admin-generations-error" role="alert">后台生成记录暂时无法读取。<button onClick={() => void load()} type="button">重试</button></div> : null}
+      {notice ? <p className="admin-generations-notice" role="alert">{notice}</p> : null}
+      {session && !session.notice_acknowledged ? (
+        <section aria-labelledby="private-content-notice-title" className="admin-generations-notice-panel">
+          <p>PRIVATE CONTENT ACCESS</p>
+          <h3 id="private-content-notice-title">查看私有内容前，请确认当前规则告知</h3>
+          <p>生成记录默认只显示安全元数据。打开图片或完整提示词时，系统会自动记录本次管理员、目标和内容类型访问审计。</p>
+          <button disabled={acknowledging} onClick={() => void acknowledge()} type="button">{acknowledging ? "确认中" : "确认并进入记录"}</button>
+        </section>
+      ) : null}
+      {session?.notice_acknowledged ? (
+        <section aria-label="生成记录元数据" className="admin-generations-table-wrap">
+          <table><thead><tr><th>任务</th><th>用户标识</th><th>模型 / 比例</th><th>状态</th><th>创建 / 完成</th><th>点数</th><th>私有内容</th></tr></thead><tbody>
+            {records.map((record) => <tr key={record.generation_id}>
+              <td><code>{compactId(record.generation_id)}</code></td>
+              <td><code>{compactId(record.owner_ref)}</code></td>
+              <td>{record.model_id}<br /><small>{record.ratio}</small></td>
+              <td><span className={`admin-generations-status is-${record.status}`}>{statusLabel(record.status)}</span>{record.error_category ? <small>{record.error_category}</small> : null}</td>
+              <td><time dateTime={record.created_at}>{formatTime(record.created_at)}</time><br /><small>{formatTime(record.completed_at)}</small></td>
+              <td>{record.confirmed_credit_cost} / {record.final_credit_state ?? "冻结"}</td>
+              <td className="admin-generations-actions"><button onClick={() => void openPrompt(record.generation_id)} type="button">打开提示词并记录审计</button><button disabled={record.status !== "succeeded"} onClick={() => void openImage(record.generation_id)} type="button">打开图片并记录审计</button></td>
+            </tr>)}
+          </tbody></table>
+          {!records.length && !loading ? <p className="admin-generations-empty">当前无生成记录</p> : null}
+        </section>
+      ) : null}
+      {openedPrompt ? <section aria-label="已审计的完整提示词" className="admin-generations-opened"><header><h3>已记录审计的完整提示词</h3><button onClick={() => setOpenedPrompt(undefined)} type="button">关闭</button></header><p><code>{compactId(openedPrompt.generation_id)}</code></p><pre>{openedPrompt.prompt}</pre></section> : null}
+      {openedImage ? <section aria-label="已审计的生成图片" className="admin-generations-opened"><header><h3>已记录审计的生成图片</h3><button onClick={() => { URL.revokeObjectURL(openedImage.url); setOpenedImage(undefined); }} type="button">关闭</button></header><img alt="已记录审计的生成图片" src={openedImage.url} /></section> : null}
+    </main>
+  );
+}

apps/web/src/admin-models.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useMemo, useRef, useState } from "react";
+import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 
 import "./admin-models.css";
 
@@ -64,7 +64,7 @@ export function AdminModelsPage() {
   const priorityRefs = useRef<Record<string, HTMLInputElement | null>>({});
   const defaultRefs = useRef<Record<string, HTMLInputElement | null>>({});
 
-  async function load() {
+  const load = useCallback(async () => {
     setLoadingFailed(false);
     setConflicted(false);
     try {
@@ -80,9 +80,16 @@ export function AdminModelsPage() {
     } catch {
       setLoadingFailed(true);
     }
-  }
+  }, []);
 
-  useEffect(() => { void load(); }, []);
+  useEffect(() => { void load(); }, [load]);
+
+  useEffect(() => {
+    if (typeof EventSource === "undefined") return undefined;
+    const source = new EventSource("/api/v1/events");
+    source.onmessage = () => { void load(); };
+    return () => source.close();
+  }, [load]);
 
   const validation = useMemo(() => {
     if (!draft) return { valid: false, message: "" };
@@ -147,11 +154,7 @@ export function AdminModelsPage() {
 
   return (
     <div className="admin-models-page">
-      <header className="admin-product-header">
+      <main id="admin-main">
-        <a href="/admin">DADA ADMIN</a>
-        <nav aria-label="后台导航"><a href="/admin/users">用户</a><a aria-current="page" href="/admin/models">模型</a><a href="/admin/assets">素材</a><a href="/admin/audit">审计</a></nav>
-      </header>
-      <main>
         <header className="admin-models-heading">
           <div><p>MODEL OPERATIONS</p><h1>模型配置</h1></div>
           {configuration ? <strong>配置集合 v{configuration.config_set_version}</strong> : null}

apps/web/src/admin-services-storage.css

@@ -0,0 +1,37 @@
+.admin-services-storage { max-width: 1180px; }
+.admin-services-heading { align-items: end; }
+.admin-services-heading-actions { align-items: center; display: flex; gap: 16px; }
+.admin-services-heading-actions button, .admin-diagnostics-section button { background: #111827; border: 0; color: #fff; cursor: pointer; font: inherit; padding: 10px 14px; }
+.admin-health-section { border-top: 1px solid #d9dde5; margin-top: 26px; padding-top: 22px; }
+.admin-health-section > header { align-items: center; display: flex; justify-content: space-between; margin-bottom: 18px; }
+.admin-health-section h3 { margin: 4px 0 0; }
+.admin-health-section header p { color: #7b8493; font-size: 11px; letter-spacing: .12em; margin: 0; }
+.admin-safe-note { color: #667085; font-size: 13px; }
+.admin-service-grid { display: grid; gap: 12px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
+.admin-service-card { background: #fff; border: 1px solid #e1e5ea; min-height: 160px; padding: 18px; }
+.admin-service-card.is-degraded, .admin-service-card.is-paused_quota, .admin-service-card.is-paused_provider, .admin-service-card.is-unavailable { border-color: #e5b6b6; }
+.admin-service-card-heading { align-items: center; display: flex; justify-content: space-between; }
+.admin-service-card-heading span, .admin-storage-state { color: #147a50; font-size: 13px; }
+.admin-service-card.is-degraded .admin-service-card-heading span, .admin-service-card.is-paused_quota .admin-service-card-heading span, .admin-service-card.is-paused_provider .admin-service-card-heading span, .admin-service-card.is-unavailable .admin-service-card-heading span { color: #b42318; }
+.admin-service-card dl, .admin-storage-details { display: grid; gap: 10px; margin: 18px 0 0; }
+.admin-service-card dl div, .admin-storage-details div { align-items: baseline; display: flex; justify-content: space-between; }
+.admin-service-card dt, .admin-storage-details dt { color: #667085; font-size: 12px; }
+.admin-service-card dd, .admin-storage-details dd { margin: 0; text-align: right; }
+.admin-storage-state.is-full, .admin-storage-state.is-unavailable { color: #b42318; }
+.admin-storage-metrics { display: grid; gap: 16px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
+.admin-storage-metrics div { background: #f7f8fa; padding: 14px 16px; }
+.admin-storage-metrics span { color: #667085; display: block; font-size: 12px; }
+.admin-storage-metrics strong { display: block; font-size: 20px; margin-top: 6px; }
+.admin-storage-progress { background: #e5e7eb; height: 8px; margin-top: 18px; overflow: hidden; }
+.admin-storage-progress span { background: #147a50; display: block; height: 100%; }
+.admin-storage-description { color: #667085; font-size: 13px; line-height: 1.7; max-width: 780px; }
+.admin-storage-description code { color: #344054; }
+.admin-diagnostics-section > header button:disabled { background: #98a2b3; cursor: not-allowed; }
+.admin-diagnostics-section > p { color: #667085; font-size: 13px; }
+.admin-diagnostics-section pre { background: #111827; color: #d1fadf; font: 12px/1.65 ui-monospace, SFMono-Regular, Consolas, monospace; margin: 16px 0 0; max-height: 280px; overflow: auto; padding: 16px; white-space: pre-wrap; }
+.admin-services-loading { display: grid; gap: 12px; grid-template-columns: repeat(3, 1fr); }
+.admin-services-loading span, .admin-diagnostics-placeholder { background: #eef1f4; display: block; height: 160px; }
+.admin-services-failure { align-items: center; background: #fff4f2; color: #b42318; display: flex; gap: 16px; justify-content: space-between; padding: 14px 16px; }
+.admin-services-failure button { background: transparent; border: 1px solid #b42318; color: #b42318; cursor: pointer; padding: 6px 12px; }
+@media (max-width: 900px) { .admin-service-grid, .admin-storage-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
+@media (max-width: 620px) { .admin-service-grid, .admin-storage-metrics { grid-template-columns: 1fr; } .admin-services-heading-actions { align-items: flex-end; flex-direction: column; gap: 8px; } }

apps/web/src/admin-services-storage.tsx

@@ -0,0 +1,136 @@
+import { useCallback, useEffect, useState } from "react";
+
+import type { AdminDiagnosticsResponse, AdminServicesStorageResponse } from "@dada/shared-contracts";
+
+import "./admin-services-storage.css";
+
+const serviceLabels: Record<AdminServicesStorageResponse["services"][number]["service_id"], string> = {
+  ai_gateway: "AI 网关",
+  amap: "高德",
+  api: "API",
+  asset_root: "素材根",
+  resend: "Resend",
+  worker: "Worker",
+};
+
+const statusLabels: Record<AdminServicesStorageResponse["services"][number]["status"], string> = {
+  active: "正常",
+  degraded: "有异常",
+  disabled: "已停用",
+  paused_provider: "供应商暂停",
+  paused_quota: "额度暂停",
+  unavailable: "不可用",
+};
+
+const impactLabels: Record<AdminServicesStorageResponse["services"][number]["impact_scope"], string> = {
+  account: "账户模型",
+  api: "后台接口",
+  authentication: "认证",
+  generation: "生成",
+  location: "定位",
+  model: "单模型",
+  none: "无",
+  storage: "存储",
+  unknown: "未知范围",
+};
+
+function formatTime(value: string | null) {
+  if (!value) return "未记录";
+  return new Intl.DateTimeFormat("zh-CN", { dateStyle: "short", timeStyle: "short" }).format(new Date(value));
+}
+
+async function getJson<T>(url: string) {
+  const response = await fetch(url, { credentials: "same-origin" });
+  if (response.status === 401) window.dispatchEvent(new Event("dada:session-invalid"));
+  if (!response.ok) throw new Error("admin_state_unavailable");
+  return await response.json() as T;
+}
+
+export function AdminServicesStoragePage() {
+  const [state, setState] = useState<AdminServicesStorageResponse>();
+  const [diagnostics, setDiagnostics] = useState<AdminDiagnosticsResponse>();
+  const [loading, setLoading] = useState(true);
+  const [failed, setFailed] = useState(false);
+  const [copied, setCopied] = useState(false);
+
+  const load = useCallback(async () => {
+    setLoading(true);
+    setFailed(false);
+    try {
+      const [nextState, nextDiagnostics] = await Promise.all([
+        getJson<AdminServicesStorageResponse>("/api/v1/admin/services-storage"),
+        getJson<AdminDiagnosticsResponse>("/api/v1/admin/diagnostics"),
+      ]);
+      setState(nextState);
+      setDiagnostics(nextDiagnostics);
+    } catch {
+      setFailed(true);
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => { void load(); }, [load]);
+
+  async function copyDiagnostics() {
+    if (!diagnostics) return;
+    try {
+      await navigator.clipboard.writeText(diagnostics.diagnostic_text);
+      setCopied(true);
+      window.setTimeout(() => setCopied(false), 1800);
+    } catch {
+      setCopied(false);
+    }
+  }
+
+  return (
+    <main className="admin-services-storage" id="admin-main">
+      <header className="admin-page-heading admin-services-heading">
+        <div><p>OPERATIONS / HEALTH</p><h2>服务与存储</h2></div>
+        <div className="admin-services-heading-actions">
+          {state ? <time dateTime={state.generated_at}>更新于 {formatTime(state.generated_at)}</time> : null}
+          <button aria-label="重新读取服务与存储状态" onClick={() => void load()} type="button">重新读取</button>
+        </div>
+      </header>
+      {loading && !state ? <div aria-label="服务与存储状态加载中" className="admin-services-loading"><span /><span /><span /><span /></div> : null}
+      {failed ? <div className="admin-services-failure" role="alert"><span>状态暂时无法读取{state ? `，保留 ${formatTime(state.generated_at)} 的结果` : ""}。</span><button onClick={() => void load()} type="button">重试</button></div> : null}
+      {state ? (
+        <>
+          <section aria-labelledby="admin-services-list-heading" className="admin-health-section">
+            <header><div><p>SERVICE STATUS</p><h3 id="admin-services-list-heading">外部服务与本机组件</h3></div><span className="admin-safe-note">仅显示脱敏状态</span></header>
+            <div className="admin-service-grid">
+              {state.services.map((service) => (
+                <article className={`admin-service-card is-${service.status}`} key={service.service_id}>
+                  <div className="admin-service-card-heading"><strong>{serviceLabels[service.service_id]}</strong><span>{statusLabels[service.status]}</span></div>
+                  <dl>
+                    <div><dt>配置状态</dt><dd>{service.configured ? "已配置" : "未配置"}</dd></div>
+                    <div><dt>影响范围</dt><dd>{impactLabels[service.impact_scope]}</dd></div>
+                    <div><dt>最近检查</dt><dd>{formatTime(service.checked_at)}</dd></div>
+                    {service.pause_reason ? <div><dt>安全原因</dt><dd>{service.pause_reason}</dd></div> : null}
+                  </dl>
+                </article>
+              ))}
+            </div>
+          </section>
+          <section aria-labelledby="admin-storage-heading" className="admin-health-section">
+            <header><div><p>LOCAL DATA ROOT</p><h3 id="admin-storage-heading">本机内容容量</h3></div><span className={`admin-storage-state is-${state.storage.status}`}>{state.storage.status === "active" ? "可写" : state.storage.status === "full" ? "已满" : "不可用"}</span></header>
+            <div className="admin-storage-metrics">
+              <div><span>已用内容</span><strong>{(state.storage.managed_content_bytes / 1024 / 1024 / 1024).toFixed(2)} GB</strong></div>
+              <div><span>固定上限</span><strong>{(state.storage.hard_limit_bytes / 1024 / 1024 / 1024).toFixed(2)} GB</strong></div>
+              <div><span>容量提醒</span><strong>{state.storage.capacity_notice_level}</strong></div>
+              <div><span>清理队列</span><strong>{state.storage.cleanup_pending_count}</strong></div>
+            </div>
+            <div className="admin-storage-progress" aria-label={`本机内容容量 ${(state.storage.managed_content_bytes / state.storage.hard_limit_bytes * 100).toFixed(1)}%`}><span style={{ width: `${Math.min(100, state.storage.managed_content_bytes / state.storage.hard_limit_bytes * 100)}%` }} /></div>
+            <p className="admin-storage-description">测试数据仅保存在本机，不自动备份，也不会迁移到正式系统。当前 Windows 用户的 Dada 本机数据目录引用：<code>{state.storage.data_root_ref}</code>。只读规范素材库不计入 5 GB 内容额度。</p>
+            <dl className="admin-storage-details"><div><dt>最后计量</dt><dd>{formatTime(state.storage.last_measured_at)}</dd></div><div><dt>重新计量</dt><dd>{state.storage.remeasurement_required ? "需要完成" : "无需等待"}</dd></div></dl>
+          </section>
+          <section aria-labelledby="admin-diagnostics-heading" className="admin-health-section admin-diagnostics-section">
+            <header><div><p>DIAGNOSTICS</p><h3 id="admin-diagnostics-heading">脱敏诊断</h3></div><button disabled={!diagnostics} onClick={() => void copyDiagnostics()} type="button">{copied ? "已复制" : "复制诊断"}</button></header>
+            <p>诊断内容只包含固定版本、组件状态、逻辑位置和容量计量，不包含密钥、邮箱、绝对路径、提示词、图片或供应商原文。</p>
+            {diagnostics ? <pre aria-label="脱敏诊断内容">{diagnostics.diagnostic_text}</pre> : <div aria-label="诊断加载中" className="admin-diagnostics-placeholder" />}
+          </section>
+        </>
+      ) : null}
+    </main>
+  );
+}

apps/web/src/admin-shell.css

@@ -0,0 +1,523 @@
+:root {
+  color-scheme: light;
+  font-family: "Segoe UI", "Microsoft YaHei UI", sans-serif;
+  background: #f3f3ef;
+}
+
+* {
+  box-sizing: border-box;
+  letter-spacing: 0;
+}
+
+body {
+  margin: 0;
+}
+
+button,
+a,
+input,
+textarea {
+  font: inherit;
+}
+
+.admin-shell {
+  min-height: 100vh;
+  color: #171715;
+  background: #f3f3ef;
+}
+
+.admin-skip-link {
+  position: fixed;
+  z-index: 100;
+  top: 8px;
+  left: 228px;
+  padding: 8px 12px;
+  color: #ffffff;
+  background: #171715;
+  transform: translateY(-160%);
+}
+
+.admin-skip-link:focus {
+  transform: translateY(0);
+}
+
+.admin-sidebar {
+  position: fixed;
+  z-index: 20;
+  inset: 0 auto 0 0;
+  display: grid;
+  width: 216px;
+  grid-template-rows: auto 1fr auto;
+  color: #ffffff;
+  background: #171715;
+}
+
+.admin-wordmark {
+  display: grid;
+  min-height: 104px;
+  align-content: center;
+  padding: 20px 22px;
+  border-bottom: 1px solid #494944;
+  color: #ffffff;
+  text-decoration: none;
+}
+
+.admin-wordmark span {
+  font-family: "Arial Black", "Segoe UI", sans-serif;
+  font-size: 30px;
+  line-height: 1;
+}
+
+.admin-wordmark small {
+  margin-top: 6px;
+  color: #d9dc00;
+  font-family: Consolas, monospace;
+  font-size: 10px;
+}
+
+.admin-sidebar nav {
+  display: grid;
+  align-content: start;
+  padding: 12px 0;
+}
+
+.admin-sidebar nav a {
+  display: grid;
+  min-height: 48px;
+  grid-template-columns: 38px 1fr;
+  align-items: center;
+  padding: 0 18px;
+  border-left: 4px solid transparent;
+  color: #d5d5cf;
+  font-size: 13px;
+  font-weight: 700;
+  text-decoration: none;
+}
+
+.admin-sidebar nav a > span {
+  color: #85857d;
+  font-family: Consolas, monospace;
+  font-size: 10px;
+}
+
+.admin-sidebar nav a:hover,
+.admin-sidebar nav a:focus-visible {
+  color: #ffffff;
+  background: #2c2c29;
+}
+
+.admin-sidebar nav a[aria-current="page"] {
+  border-left-color: #e8eb00;
+  color: #171715;
+  background: #eef000;
+}
+
+.admin-sidebar nav a[aria-current="page"] > span {
+  color: #4d4d00;
+}
+
+.admin-sidebar-foot {
+  display: grid;
+  gap: 10px;
+  padding: 18px 22px;
+  border-top: 1px solid #494944;
+  font-family: Consolas, monospace;
+  font-size: 10px;
+}
+
+.admin-sidebar-foot span {
+  color: #a5a59d;
+}
+
+.admin-sidebar-foot strong {
+  color: #ffffff;
+  font-weight: 700;
+}
+
+.admin-shell-workspace {
+  min-width: 0;
+  margin-left: 216px;
+  padding-top: 52px;
+}
+
+.admin-topbar {
+  position: fixed;
+  z-index: 15;
+  top: 0;
+  right: 0;
+  left: 216px;
+  display: flex;
+  height: 52px;
+  align-items: center;
+  justify-content: space-between;
+  padding: 0 28px;
+  border-bottom: 1px solid #b7b7b0;
+  background: rgb(255 255 255 / 96%);
+}
+
+.admin-topbar h1 {
+  margin: 0;
+  font-size: 15px;
+}
+
+.admin-topbar-status {
+  display: flex;
+  align-items: center;
+  gap: 20px;
+  color: #62625c;
+  font-size: 11px;
+}
+
+.admin-topbar-status span {
+  display: flex;
+  align-items: center;
+  gap: 7px;
+}
+
+.admin-topbar-status i {
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background: #777770;
+}
+
+.admin-topbar-status code {
+  color: #171715;
+}
+
+.admin-shell-content {
+  min-width: 0;
+}
+
+.admin-session-gate {
+  display: grid;
+  min-height: 100vh;
+  place-items: center;
+  color: #171715;
+  background: #f3f3ef;
+}
+
+.admin-session-gate p,
+.admin-session-gate div {
+  padding: 22px;
+  border-left: 5px solid #171715;
+  background: #ffffff;
+}
+
+.admin-session-gate div {
+  display: grid;
+  gap: 12px;
+}
+
+.admin-session-gate button,
+.admin-overview-failure button,
+.admin-placeholder-toolbar button {
+  min-height: 40px;
+  padding: 8px 14px;
+  border: 1px solid #171715;
+  border-radius: 0;
+  color: #171715;
+  background: #eef000;
+  font-weight: 800;
+}
+
+.admin-overview,
+.admin-placeholder {
+  width: min(1320px, calc(100% - 64px));
+  margin: 0 auto;
+  padding: 34px 0 72px;
+}
+
+.admin-page-heading {
+  display: flex;
+  min-height: 74px;
+  align-items: end;
+  justify-content: space-between;
+  gap: 24px;
+  padding-bottom: 18px;
+  border-bottom: 1px solid #8c8c85;
+}
+
+.admin-page-heading p,
+.admin-status-section header p,
+.admin-operation-strip header p {
+  margin: 0 0 5px;
+  font-family: Consolas, monospace;
+  font-size: 10px;
+  font-weight: 700;
+}
+
+.admin-page-heading h2 {
+  margin: 0;
+  font-size: 32px;
+}
+
+.admin-page-heading time {
+  color: #66665f;
+  font-size: 11px;
+}
+
+.admin-capacity-alert {
+  display: grid;
+  min-height: 44px;
+  grid-template-columns: 1fr auto auto;
+  align-items: center;
+  gap: 18px;
+  padding: 9px 14px;
+  border-bottom: 1px solid #171715;
+  color: #171715;
+  background: #eef000;
+  font-size: 12px;
+  text-decoration: none;
+}
+
+.admin-capacity-alert.is-full,
+.admin-capacity-alert.is-unavailable {
+  color: #ffffff;
+  background: #b33a2f;
+}
+
+.admin-overview-loading {
+  display: grid;
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+  margin-top: 22px;
+  border-block: 1px solid #b7b7b0;
+}
+
+.admin-overview-loading span {
+  height: 130px;
+  border-right: 1px solid #c7c7c0;
+  background: #e2e2dd;
+}
+
+.admin-overview-failure {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 20px;
+  margin-top: 20px;
+  padding: 14px 16px;
+  border-left: 5px solid #b33a2f;
+  background: #fff0ed;
+}
+
+.admin-metric-band {
+  display: grid;
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+  margin-top: 22px;
+  border-block: 1px solid #8c8c85;
+  background: #ffffff;
+}
+
+.admin-metric-band a {
+  display: grid;
+  min-width: 0;
+  min-height: 132px;
+  align-content: center;
+  gap: 7px;
+  padding: 20px;
+  border-right: 1px solid #c3c3bc;
+  color: #171715;
+  text-decoration: none;
+}
+
+.admin-metric-band a:last-child {
+  border-right: 0;
+}
+
+.admin-metric-band span,
+.admin-metric-band small {
+  color: #65655f;
+  font-size: 11px;
+}
+
+.admin-metric-band strong {
+  overflow-wrap: anywhere;
+  font-size: 25px;
+}
+
+.admin-overview-columns {
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  gap: 24px;
+  margin-top: 24px;
+}
+
+.admin-status-section,
+.admin-operation-strip,
+.admin-placeholder > section {
+  border-top: 3px solid #171715;
+  border-bottom: 1px solid #8c8c85;
+  background: #ffffff;
+}
+
+.admin-status-section > header,
+.admin-operation-strip > header {
+  display: flex;
+  min-height: 64px;
+  align-items: center;
+  justify-content: space-between;
+  padding: 12px 16px;
+  border-bottom: 1px solid #c3c3bc;
+}
+
+.admin-status-section h3,
+.admin-operation-strip h3 {
+  margin: 0;
+  font-size: 17px;
+}
+
+.admin-status-section header a,
+.admin-operation-strip header a {
+  color: #171715;
+  font-size: 12px;
+  font-weight: 800;
+}
+
+.admin-status-section dl {
+  margin: 0;
+}
+
+.admin-status-section dl > div {
+  display: grid;
+  min-height: 52px;
+  grid-template-columns: 126px 1fr;
+  align-items: center;
+  padding: 0 16px;
+  border-bottom: 1px solid #ddddD7;
+}
+
+.admin-status-section dl > div:last-child {
+  border-bottom: 0;
+}
+
+.admin-status-section dt {
+  color: #65655f;
+  font-size: 11px;
+}
+
+.admin-status-section dd {
+  min-width: 0;
+  margin: 0;
+  overflow-wrap: anywhere;
+  font-family: Consolas, monospace;
+  font-size: 12px;
+  font-weight: 700;
+}
+
+.admin-service-list {
+  margin: 0;
+  padding: 0;
+  list-style: none;
+}
+
+.admin-service-list li {
+  display: grid;
+  min-height: 42px;
+  grid-template-columns: 1fr 84px 76px;
+  align-items: center;
+  padding: 0 16px;
+  border-bottom: 1px solid #ddddd7;
+  font-size: 11px;
+}
+
+.admin-service-list li:last-child {
+  border-bottom: 0;
+}
+
+.admin-service-list strong {
+  color: #1f6639;
+}
+
+.admin-service-list strong.is-degraded,
+.admin-service-list strong.is-paused {
+  color: #8b5608;
+}
+
+.admin-service-list strong.is-unavailable {
+  color: #a52e24;
+}
+
+.admin-service-list time {
+  color: #65655f;
+  text-align: right;
+}
+
+.admin-operation-strip {
+  margin-top: 24px;
+}
+
+.admin-operation-strip > p {
+  margin: 0;
+  padding: 22px 16px;
+  color: #65655f;
+}
+
+.admin-operation-strip table {
+  width: 100%;
+  border-collapse: collapse;
+  table-layout: fixed;
+}
+
+.admin-operation-strip th,
+.admin-operation-strip td {
+  padding: 12px 16px;
+  border-bottom: 1px solid #ddddd7;
+  overflow-wrap: anywhere;
+  text-align: left;
+  font-size: 11px;
+}
+
+.admin-operation-strip th {
+  color: #65655f;
+  background: #efefeb;
+}
+
+.admin-placeholder > section {
+  margin-top: 22px;
+}
+
+.admin-placeholder-toolbar {
+  display: flex;
+  min-height: 58px;
+  align-items: center;
+  justify-content: space-between;
+  padding: 8px 16px;
+  border-bottom: 1px solid #c3c3bc;
+  font-weight: 800;
+}
+
+.admin-placeholder-toolbar button:disabled {
+  color: #777770;
+  background: #dfdfda;
+}
+
+.admin-placeholder > section > p {
+  margin: 0;
+  padding: 44px 16px;
+  color: #65655f;
+}
+
+:is(.admin-shell, .admin-session-gate) :focus-visible {
+  outline: 2px solid #225dd8;
+  outline-offset: 2px;
+}
+
+@media (max-width: 1000px) {
+  .admin-overview,
+  .admin-placeholder {
+    width: calc(100% - 32px);
+  }
+
+  .admin-metric-band {
+    grid-template-columns: 1fr 1fr;
+  }
+
+  .admin-metric-band a:nth-child(2) {
+    border-right: 0;
+  }
+
+  .admin-overview-columns {
+    grid-template-columns: 1fr;
+  }
+}

apps/web/src/admin-shell.tsx

@@ -0,0 +1,229 @@
+import type { AdminOverviewResponse } from "@dada/shared-contracts";
+import { useCallback, useEffect, useState, type ReactNode } from "react";
+
+import "./admin-shell.css";
+
+interface AdminSession {
+  admin: { role: "super_admin"; status: "active"; user_id: string };
+  audience: "admin";
+  authenticated: true;
+  expires_at: string;
+}
+
+interface AdminProtectedRouteProps {
+  children: ReactNode;
+  currentPath: string;
+  title: string;
+}
+
+const adminNavigation = [
+  { href: "/admin", label: "总览", marker: "01" },
+  { href: "/admin/users", label: "用户与点数", marker: "02" },
+  { href: "/admin/invites", label: "邀请码", marker: "03" },
+  { href: "/admin/models", label: "模型", marker: "04" },
+  { href: "/admin/assets", label: "素材", marker: "05" },
+  { href: "/admin/preview", label: "内部预览", marker: "06" },
+  { href: "/admin/generations", label: "生成记录", marker: "07" },
+  { href: "/admin/services-storage", label: "服务与存储", marker: "08" },
+  { href: "/admin/audit", label: "审计", marker: "09" },
+] as const;
+
+function redirectToAdminLogin() {
+  window.location.replace("/admin/login");
+}
+
+export function AdminProtectedRoute({ children, currentPath, title }: AdminProtectedRouteProps) {
+  const [session, setSession] = useState<AdminSession>();
+  const [failed, setFailed] = useState(false);
+  const [revision, setRevision] = useState(0);
+
+  useEffect(() => {
+    const controller = new AbortController();
+    setFailed(false);
+    void fetch("/api/v1/admin-auth/session", { credentials: "same-origin", signal: controller.signal })
+      .then(async (response) => {
+        if (response.status === 401) {
+          redirectToAdminLogin();
+          return;
+        }
+        if (!response.ok) throw new Error("admin_session_unavailable");
+        const body = await response.json() as AdminSession;
+        if (body.audience !== "admin" || body.admin.role !== "super_admin" || body.admin.status !== "active") {
+          redirectToAdminLogin();
+          return;
+        }
+        setSession(body);
+      })
+      .catch((error: unknown) => {
+        if (!(error instanceof DOMException && error.name === "AbortError")) setFailed(true);
+      });
+    return () => controller.abort();
+  }, [revision]);
+
+  if (!session) {
+    return (
+      <main className="admin-session-gate">
+        {failed ? (
+          <div role="alert">
+            <strong>管理员会话暂时无法确认</strong>
+            <button onClick={() => setRevision((value) => value + 1)} type="button">重试</button>
+          </div>
+        ) : <p aria-live="polite">正在确认管理员会话</p>}
+      </main>
+    );
+  }
+
+  return (
+    <div className="admin-shell">
+      <a className="admin-skip-link" href="#admin-main">跳到主要内容</a>
+      <aside className="admin-sidebar">
+        <a className="admin-wordmark" href="/admin" aria-label="Dada 后台总览">
+          <span>DADA</span>
+          <small>OPERATIONS</small>
+        </a>
+        <nav aria-label="后台主导航">
+          {adminNavigation.map((item) => (
+            <a aria-current={currentPath === item.href ? "page" : undefined} href={item.href} key={item.href}>
+              <span aria-hidden="true">{item.marker}</span>
+              {item.label}
+            </a>
+          ))}
+        </nav>
+        <div className="admin-sidebar-foot">
+          <span>LOCAL P0-A</span>
+          <strong>独立管理员会话</strong>
+        </div>
+      </aside>
+      <div className="admin-shell-workspace">
+        <header className="admin-topbar">
+          <h1>{title}</h1>
+          <div className="admin-topbar-status">
+            <span><i aria-hidden="true" />状态摘要</span>
+            <code>{session.admin.user_id.slice(0, 8)}</code>
+          </div>
+        </header>
+        <div className="admin-shell-content">{children}</div>
+      </div>
+    </div>
+  );
+}
+
+const serviceLabels: Record<AdminOverviewResponse["services"][number]["service_id"], string> = {
+  ai_gateway: "AI 网关",
+  amap: "高德",
+  asset_root: "素材根",
+  resend: "Resend",
+  worker: "Worker",
+};
+
+const stateLabels = {
+  available: "正常",
+  degraded: "有异常",
+  paused: "已暂停",
+  unavailable: "不可用",
+} as const;
+
+function formatTime(value: string | null) {
+  if (!value) return "未记录";
+  return new Intl.DateTimeFormat("zh-CN", { hour: "2-digit", minute: "2-digit", month: "2-digit", day: "2-digit" }).format(new Date(value));
+}
+
+export function AdminOverviewPage() {
+  const [summary, setSummary] = useState<AdminOverviewResponse>();
+  const [failed, setFailed] = useState(false);
+  const [loading, setLoading] = useState(true);
+
+  const load = useCallback(async () => {
+    setLoading(true);
+    setFailed(false);
+    try {
+      const response = await fetch("/api/v1/admin/overview", { credentials: "same-origin" });
+      if (response.status === 401) {
+        window.dispatchEvent(new Event("dada:session-invalid"));
+        return;
+      }
+      if (!response.ok) throw new Error("admin_overview_unavailable");
+      setSummary(await response.json() as AdminOverviewResponse);
+    } catch {
+      setFailed(true);
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  useEffect(() => { void load(); }, [load]);
+
+  const storagePercent = summary
+    ? Math.min(100, (summary.storage.managed_content_bytes / summary.storage.limit_bytes) * 100)
+    : 0;
+  const hasServiceIssue = summary?.services.some((service) => service.status !== "available") ?? false;
+
+  return (
+    <main className="admin-overview" id="admin-main">
+      <header className="admin-page-heading">
+        <div><p>OPERATIONS / LIVE SUMMARY</p><h2>运营总览</h2></div>
+        {summary ? <time dateTime={summary.generated_at}>更新于 {formatTime(summary.generated_at)}</time> : null}
+      </header>
+      {summary && summary.storage.status !== "normal" ? (
+        <a className={`admin-capacity-alert is-${summary.storage.status}`} href="/admin/services-storage">
+          <span>本机内容容量</span>
+          <strong>{storagePercent.toFixed(1)}%</strong>
+          <span>{summary.storage.status === "critical" ? "接近上限" : summary.storage.status === "full" ? "已满" : "不可用"}</span>
+        </a>
+      ) : null}
+      {loading && !summary ? (
+        <div aria-label="运营摘要加载中" className="admin-overview-loading"><span /><span /><span /><span /></div>
+      ) : null}
+      {failed ? (
+        <div className="admin-overview-failure" role="alert">
+          <span>运营摘要暂时无法读取{summary ? `，当前保留 ${formatTime(summary.generated_at)} 的结果` : ""}。</span>
+          <button onClick={() => void load()} type="button">重试</button>
+        </div>
+      ) : null}
+      {summary ? (
+        <>
+          <section aria-label="关键运营指标" className="admin-metric-band">
+            <a href="/admin/users"><span>普通用户名额</span><strong>{summary.user_slots.active_and_suspended} / {summary.user_slots.limit}</strong><small>active + suspended</small></a>
+            <a href="/admin/generations"><span>进行中任务</span><strong>{summary.generation_jobs.queued + summary.generation_jobs.running}</strong><small>排队 {summary.generation_jobs.queued} · 运行 {summary.generation_jobs.running}</small></a>
+            <a href="/admin/generations"><span>成本核对</span><strong>待人工核对 {summary.generation_jobs.pending_manual_review}</strong><small>最早 {formatTime(summary.generation_jobs.pending_manual_review_oldest_at)}</small></a>
+            <a href="/admin/assets"><span>清理任务</span><strong>{summary.asset_cleanup.pending_jobs}</strong><small>等待处理</small></a>
+          </section>
+          <div className="admin-overview-columns">
+            <section className="admin-status-section" aria-labelledby="model-status-heading">
+              <header><div><p>MODEL STATE</p><h3 id="model-status-heading">模型状态</h3></div><a href="/admin/models">查看</a></header>
+              <dl>
+                <div><dt>配置默认</dt><dd>{summary.models.configured_default_model_id ?? "无"}</dd></div>
+                <div><dt>运行时可用</dt><dd>{summary.models.runtime_available_count} / {summary.models.configured_model_count}</dd></div>
+                <div><dt>当前推荐</dt><dd>{summary.models.recommended_model_id ?? "无"}</dd></div>
+              </dl>
+            </section>
+            <section className="admin-status-section" aria-labelledby="service-status-heading">
+              <header><div><p>SERVICE STATE</p><h3 id="service-status-heading">服务状态</h3></div><a href="/admin/services-storage">{hasServiceIssue ? "有异常" : "全部正常"}</a></header>
+              <ul className="admin-service-list">
+                {summary.services.map((service) => <li key={service.service_id}><span>{serviceLabels[service.service_id]}</span><strong className={`is-${service.status}`}>{stateLabels[service.status]}</strong><time dateTime={service.checked_at ?? undefined}>{formatTime(service.checked_at)}</time></li>)}
+              </ul>
+            </section>
+          </div>
+          <section className="admin-operation-strip" aria-labelledby="recent-operation-heading">
+            <header><div><p>AUDIT SNAPSHOT</p><h3 id="recent-operation-heading">最近后台操作</h3></div><a href="/admin/audit">查看全部</a></header>
+            {summary.recent_operations.length === 0 ? <p>当前无近期操作</p> : (
+              <table><thead><tr><th>时间</th><th>操作</th><th>对象摘要</th><th>结果</th></tr></thead><tbody>{summary.recent_operations.map((operation) => <tr key={operation.operation_id}><td>{formatTime(operation.created_at)}</td><td>{operation.operation_type}</td><td><code>{operation.target_ref}</code></td><td>{operation.result}</td></tr>)}</tbody></table>
+            )}
+          </section>
+        </>
+      ) : null}
+    </main>
+  );
+}
+
+export function AdminPlaceholderPage({ title }: { title: string }) {
+  return (
+    <main className="admin-placeholder" id="admin-main">
+      <header className="admin-page-heading"><div><p>OPERATIONS</p><h2>{title}</h2></div></header>
+      <section aria-label={`${title}安全摘要`}>
+        <div className="admin-placeholder-toolbar"><span>安全摘要</span><button disabled type="button">新建</button></div>
+        <p>当前无记录</p>
+      </section>
+    </main>
+  );
+}

apps/web/src/admin-users.tsx

@@ -100,11 +100,7 @@ export function AdminUsersPage() {
 
   return (
     <div className="admin-users-page">
-      <header className="admin-product-header">
+      <main id="admin-main">
-        <a href="/admin">DADA ADMIN</a>
-        <nav aria-label="后台导航"><a aria-current="page" href="/admin/users">用户</a><a href="/admin/models">模型</a><a href="/admin/assets">素材</a><a href="/admin/audit">审计</a></nav>
-      </header>
-      <main>
         <header className="admin-users-heading">
           <div><p>USER OPERATIONS</p><h1>用户点数</h1></div>
           {balance ? <button onClick={openAdjustment} type="button">调整点数</button> : null}

apps/web/src/generated/api/sdk.gen.ts

@@ -1,9 +1,18 @@
 // Generated from openapi/openapi.json. Do not edit by hand.
 
-import type { CreditAdjustmentResponse, CreditAdjustmentRequest, BrowserSupportSuccess, BrowserSupportRequest, AccountDeletionResponse, AccountDeletionCompleteRequest, AdminLoginCompleteResponse, AdminLoginCompleteRequest, LoginCompleteResponse, LoginCompleteRequest, RegistrationCompleteResponse, RegistrationCompleteRequest, GenerationCreateResponse, AccountSettingsResponse, AdminSessionResponse, CreditBalanceResponse, BootstrapResponse, GenerationTaskResponse, SseEvent, ModelConfig, ModelConfigurationResponse, CreditLedgerResponse, ProjectDetailResponse, UserSessionResponse, ProjectListResponse, RecentAssetListResponse, LogoutResponse, ProjectPurgeResponse, RecentAssetRecordResponse, RecentAssetRecordRequest, ProjectRenameResponse, ProjectRenameRequest, ModelConfigUpdateRequest, ProjectRestoreResponse, ReverseGeocodeResponse, ReverseGeocodeRequest, LatestExportSaveResponse, ProjectStateSaveResponse, ProjectEditableState, AccountDeletionSendResponse, RegistrationSendResponse, AdminLoginSendRequest, LoginSendRequest, RegistrationSendRequest, FailedEmptyTrashResponse, FailedEmptyTrashRequest, ProjectTrashResponse, AccountProfileUpdateResponse, AccountProfileUpdateRequest } from "./types.gen.js";
+import type { PrivateContentNoticeAckResponse, PrivateContentNoticeAckRequest, CreditAdjustmentResponse, CreditAdjustmentRequest, AdminServiceHealthCheckRequest, BrowserSupportSuccess, BrowserSupportRequest, AccountDeletionResponse, AccountDeletionCompleteRequest, AdminLoginCompleteResponse, AdminLoginCompleteRequest, LoginCompleteResponse, LoginCompleteRequest, RegistrationCompleteResponse, RegistrationCompleteRequest, GenerationCreateResponse, AccountSettingsResponse, AdminDiagnosticsResponse, AdminOperationAuditResponse, AdminOverviewResponse, AdminServicesResponse, AdminServicesStorageResponse, AdminSessionResponse, CreditBalanceResponse, BootstrapResponse, GenerationTaskResponse, SseEvent, ModelConfig, ModelConfigurationResponse, CreditLedgerResponse, PrivateContentAccessAuditResponse, ProjectDetailResponse, UserSessionResponse, AdminGenerationListResponse, ProjectListResponse, RecentAssetListResponse, LogoutResponse, PrivateContentPromptResponse, ProjectPurgeResponse, RecentAssetRecordResponse, RecentAssetRecordRequest, AdminServiceRecoveryRequest, ProjectRenameResponse, ProjectRenameRequest, ModelConfigUpdateRequest, ProjectRestoreResponse, ReverseGeocodeResponse, ReverseGeocodeRequest, LatestExportSaveResponse, ProjectStateSaveResponse, ProjectEditableState, AccountDeletionSendResponse, RegistrationSendResponse, AdminLoginSendRequest, LoginSendRequest, RegistrationSendRequest, FailedEmptyTrashResponse, FailedEmptyTrashRequest, ProjectTrashResponse, AccountProfileUpdateResponse, AccountProfileUpdateRequest, AdminServiceLimitRequest } from "./types.gen.js";
 
 export interface ClientOptions { baseUrl?: string; fetch?: typeof globalThis.fetch; headers?: HeadersInit; }
 
+export async function ackPrivateContentNotice(body: PrivateContentNoticeAckRequest, options: ClientOptions = {}): Promise<PrivateContentNoticeAckResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const headers = new Headers(options.headers);
+  headers.set("Content-Type", "application/json");
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/private-content-notice/ack`, { body: JSON.stringify(body), method: "POST", headers });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<PrivateContentNoticeAckResponse>;
+}
+
 export async function adjustAdminUserCredits(body: CreditAdjustmentRequest, options: ClientOptions = {}): Promise<CreditAdjustmentResponse> {
   const request = options.fetch ?? globalThis.fetch;
   const headers = new Headers(options.headers);
@@ -13,6 +22,23 @@ export async function adjustAdminUserCredits(body: CreditAdjustmentRequest, opti
   return response.json() as Promise<CreditAdjustmentResponse>;
 }
 
+export async function checkAdminServiceHealth(body: AdminServiceHealthCheckRequest, options: ClientOptions = {}): Promise<{
+  "available": boolean;
+  "check_id": string;
+  "checked_at": string;
+}> {
+  const request = options.fetch ?? globalThis.fetch;
+  const headers = new Headers(options.headers);
+  headers.set("Content-Type", "application/json");
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/services/{service_id}/health-check`, { body: JSON.stringify(body), method: "POST", headers });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<{
+  "available": boolean;
+  "check_id": string;
+  "checked_at": string;
+}>;
+}
+
 export async function checkBrowserSupport(body: BrowserSupportRequest, options: ClientOptions = {}): Promise<BrowserSupportSuccess> {
   const request = options.fetch ?? globalThis.fetch;
   const headers = new Headers(options.headers);
@@ -87,6 +113,41 @@ export async function getAccountSettings(options: ClientOptions = {}): Promise<A
   return response.json() as Promise<AccountSettingsResponse>;
 }
 
+export async function getAdminDiagnostics(options: ClientOptions = {}): Promise<AdminDiagnosticsResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/diagnostics`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminDiagnosticsResponse>;
+}
+
+export async function getAdminOperationAudit(options: ClientOptions = {}): Promise<AdminOperationAuditResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/audit/operations`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminOperationAuditResponse>;
+}
+
+export async function getAdminOverview(options: ClientOptions = {}): Promise<AdminOverviewResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/overview`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminOverviewResponse>;
+}
+
+export async function getAdminServices(options: ClientOptions = {}): Promise<AdminServicesResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/services`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminServicesResponse>;
+}
+
+export async function getAdminServicesStorage(options: ClientOptions = {}): Promise<AdminServicesStorageResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/services-storage`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminServicesStorageResponse>;
+}
+
 export async function getAdminSession(options: ClientOptions = {}): Promise<AdminSessionResponse> {
   const request = options.fetch ?? globalThis.fetch;
   const response = await request(`${options.baseUrl ?? ""}/api/v1/admin-auth/session`, { method: "GET", headers: options.headers ?? {} });
@@ -154,6 +215,13 @@ export async function getMyCredits(options: ClientOptions = {}): Promise<CreditB
   return response.json() as Promise<CreditBalanceResponse>;
 }
 
+export async function getPrivateContentAccessAudit(options: ClientOptions = {}): Promise<PrivateContentAccessAuditResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/audit/private-content`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<PrivateContentAccessAuditResponse>;
+}
+
 export async function getProject(options: ClientOptions = {}): Promise<ProjectDetailResponse> {
   const request = options.fetch ?? globalThis.fetch;
   const response = await request(`${options.baseUrl ?? ""}/api/v1/projects/{projectId}`, { method: "GET", headers: options.headers ?? {} });
@@ -168,6 +236,13 @@ export async function getUserSession(options: ClientOptions = {}): Promise<UserS
   return response.json() as Promise<UserSessionResponse>;
 }
 
+export async function listAdminGenerations(options: ClientOptions = {}): Promise<AdminGenerationListResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/generations`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminGenerationListResponse>;
+}
+
 export async function listProjects(options: ClientOptions = {}): Promise<ProjectListResponse> {
   const request = options.fetch ?? globalThis.fetch;
   const response = await request(`${options.baseUrl ?? ""}/api/v1/projects`, { method: "GET", headers: options.headers ?? {} });
@@ -189,6 +264,20 @@ export async function logoutUser(options: ClientOptions = {}): Promise<LogoutRes
   return response.json() as Promise<LogoutResponse>;
 }
 
+export async function openAdminGenerationImage(options: ClientOptions = {}): Promise<Blob> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/private-content/generations/{generationId}/image`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.blob() as Promise<Blob>;
+}
+
+export async function openAdminGenerationPrompt(options: ClientOptions = {}): Promise<PrivateContentPromptResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/private-content/generations/{generationId}/prompt`, { method: "GET", headers: options.headers ?? {} });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<PrivateContentPromptResponse>;
+}
+
 export async function purgeProject(options: ClientOptions = {}): Promise<ProjectPurgeResponse> {
   const request = options.fetch ?? globalThis.fetch;
   const response = await request(`${options.baseUrl ?? ""}/api/v1/projects/{projectId}/purge`, { method: "POST", headers: options.headers ?? {} });
@@ -205,6 +294,19 @@ export async function recordRecentAsset(body: RecentAssetRecordRequest, options:
   return response.json() as Promise<RecentAssetRecordResponse>;
 }
 
+export async function recoverAdminService(body: AdminServiceRecoveryRequest, options: ClientOptions = {}): Promise<{
+  "status": "active";
+}> {
+  const request = options.fetch ?? globalThis.fetch;
+  const headers = new Headers(options.headers);
+  headers.set("Content-Type", "application/json");
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/services/{service_id}/recover`, { body: JSON.stringify(body), method: "POST", headers });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<{
+  "status": "active";
+}>;
+}
+
 export async function renameProject(body: ProjectRenameRequest, options: ClientOptions = {}): Promise<ProjectRenameResponse> {
   const request = options.fetch ?? globalThis.fetch;
   const headers = new Headers(options.headers);
@@ -314,3 +416,12 @@ export async function updateAccountProfile(body: AccountProfileUpdateRequest, op
   if (!response.ok) throw new Error(`HTTP ${response.status}`);
   return response.json() as Promise<AccountProfileUpdateResponse>;
 }
+
+export async function updateAdminServiceHardLimit(body: AdminServiceLimitRequest, options: ClientOptions = {}): Promise<AdminServicesResponse> {
+  const request = options.fetch ?? globalThis.fetch;
+  const headers = new Headers(options.headers);
+  headers.set("Content-Type", "application/json");
+  const response = await request(`${options.baseUrl ?? ""}/api/v1/admin/services/{service_id}/limits`, { body: JSON.stringify(body), method: "PATCH", headers });
+  if (!response.ok) throw new Error(`HTTP ${response.status}`);
+  return response.json() as Promise<AdminServicesResponse>;
+}

apps/web/src/generated/api/types.gen.ts

@@ -50,6 +50,11 @@ export type AccountSettingsResponse = {
 };
 };
 
+export type AdminAuditQuery = {
+  "cursor"?: string;
+  "limit"?: number;
+};
+
 export type AdminAuthenticatedUser = {
   "role": "super_admin";
   "status": "active";
@@ -60,6 +65,42 @@ export type AdminCreditParams = {
   "userId": string;
 };
 
+export type AdminDiagnosticsResponse = {
+  "diagnostic_text": string;
+  "generated_at": string;
+  "services": AdminServicesStorageResponse;
+  "system": {
+  "api_status": "ready" | "degraded" | "unavailable";
+  "app_version": string;
+  "browser_support": Array<{
+  "brand": "Google Chrome" | "Microsoft Edge";
+  "major": number;
+}>;
+  "worker_status": "ready" | "degraded" | "unavailable";
+};
+};
+
+export type AdminGenerationListResponse = {
+  "generated_at": string;
+  "items": Array<AdminGenerationRecord>;
+};
+
+export type AdminGenerationRecord = {
+  "completed_at": string | null;
+  "confirmed_credit_cost": number;
+  "created_at": string;
+  "duration_ms": number | null;
+  "error_category": "upstream_timeout" | "upstream_failed" | "safety_rejected" | "model_disabled" | "gateway_balance_insufficient" | "gateway_contract_invalid" | "reference_invalid" | "unknown_retryable" | "unknown_non_retryable" | null;
+  "final_credit_state": "committed" | "released" | null;
+  "generation_id": string;
+  "model_id": string;
+  "owner_ref": string;
+  "project_id": string;
+  "ratio": "3:4" | "1:1" | "4:3" | "9:16";
+  "reserved_credits": number;
+  "status": "queued" | "running" | "succeeded" | "failed" | "rejected";
+};
+
 export type AdminLoginCompleteRequest = {
   "registration_id": string;
   "verification_code": string;
@@ -76,12 +117,119 @@ export type AdminLoginSendRequest = {
   "email": string;
 };
 
+export type AdminOperationAuditItem = {
+  "actor_ref": string;
+  "actor_type": "system" | "super_admin";
+  "after_summary": string | null;
+  "before_summary": string | null;
+  "expires_at": string;
+  "log_id": string;
+  "occurred_at": string;
+  "operation_type": string;
+  "result": "succeeded" | "failed";
+  "target_ref": string;
+  "target_type": string;
+};
+
+export type AdminOperationAuditResponse = {
+  "generated_at": string;
+  "items": Array<AdminOperationAuditItem>;
+  "next_cursor": string | null;
+};
+
+export type AdminOverviewResponse = {
+  "asset_cleanup": {
+  "pending_jobs": number;
+};
+  "generated_at": string;
+  "generation_jobs": {
+  "pending_manual_review": number;
+  "pending_manual_review_oldest_at": string | null;
+  "queued": number;
+  "running": number;
+};
+  "models": {
+  "configured_default_model_id": string | null;
+  "configured_model_count": number;
+  "recommended_model_id": string | null;
+  "runtime_available_count": number;
+};
+  "recent_operations": Array<{
+  "created_at": string;
+  "operation_id": string;
+  "operation_type": string;
+  "result": "succeeded" | "rejected" | "failed";
+  "target_ref": string;
+}>;
+  "services": Array<{
+  "checked_at": string | null;
+  "service_id": "resend" | "amap" | "ai_gateway" | "worker" | "asset_root";
+  "status": "available" | "degraded" | "paused" | "unavailable";
+}>;
+  "storage": {
+  "last_measured_at": string | null;
+  "limit_bytes": number;
+  "managed_content_bytes": number;
+  "status": "normal" | "critical" | "full" | "unavailable";
+};
+  "user_slots": {
+  "active_and_suspended": number;
+  "limit": number;
+};
+};
+
+export type AdminServiceHealthCheckRequest = {
+  "available": boolean;
+  "reason"?: string;
+};
+
+export type AdminServiceLimitRequest = {
+  "hard_limit": number;
+  "period_type": ExternalServicePeriodType;
+};
+
+export type AdminServiceParams = {
+  "service_id": ExternalServiceId;
+};
+
+export type AdminServiceRecoveryRequest = {
+  "check_id": string;
+};
+
+export type AdminServicesResponse = {
+  "services": Array<ExternalServiceUsage>;
+};
+
+export type AdminServicesStorageResponse = {
+  "generated_at": string;
+  "services": Array<{
+  "checked_at": string | null;
+  "configured": boolean;
+  "impact_scope": "none" | "authentication" | "location" | "generation" | "storage" | "api" | "model" | "account" | "unknown";
+  "pause_reason": string | null;
+  "service_id": "resend" | "amap" | "ai_gateway" | "worker" | "api" | "asset_root";
+  "status": "active" | "paused_quota" | "paused_provider" | "disabled" | "degraded" | "unavailable";
+}>;
+  "storage": {
+  "capacity_notice_level": "normal" | "warning" | "critical";
+  "cleanup_pending_count": number;
+  "data_root_ref": "configured_local_data_root";
+  "hard_limit_bytes": number;
+  "last_measured_at": string | null;
+  "managed_content_bytes": number;
+  "remeasurement_required": boolean;
+  "status": "active" | "full" | "unavailable";
+  "storage_backend": "local_filesystem";
+};
+};
+
 export type AdminSessionResponse = {
   "acknowledged_private_content_notice_version": string | null;
   "admin": AdminAuthenticatedUser;
   "audience": "admin";
   "authenticated": true;
   "csrf_token": string;
+  "current_private_content_notice_message_key"?: string;
   "current_private_content_notice_version": string | null;
   "expires_at": string;
   "notice_acknowledged": boolean;
@@ -315,6 +463,23 @@ export type ErrorEnvelope = {
 
 export type ExportFormat = "jpg" | "png";
 
+export type ExternalServiceId = "resend_email" | "amap_web_service";
+
+export type ExternalServicePeriodType = "daily" | "monthly";
+
+export type ExternalServiceStatus = "active" | "paused_quota" | "paused_provider" | "disabled";
+
+export type ExternalServiceUsage = {
+  "hard_limit": number;
+  "pause_reason": string | null;
+  "period_start": string;
+  "period_type": ExternalServicePeriodType;
+  "service_id": ExternalServiceId;
+  "service_status": ExternalServiceStatus;
+  "updated_at": string;
+  "used_count": number;
+};
+
 export type FailedEmptyTrashRequest = {
   "project_ids": Array<ProjectId>;
 };
@@ -541,6 +706,41 @@ export type ModelRuntimeSseEvent = {
   "runtime_availability_version": number;
 };
 
+export type PrivateContentAccessAuditItem = {
+  "actor_ref": string;
+  "content_type": "image" | "prompt";
+  "expires_at": string;
+  "log_id": string;
+  "occurred_at": string;
+  "target_ref": string;
+};
+
+export type PrivateContentAccessAuditResponse = {
+  "generated_at": string;
+  "items": Array<PrivateContentAccessAuditItem>;
+  "next_cursor": string | null;
+};
+
+export type PrivateContentGenerationParams = {
+  "generationId": string;
+};
+
+export type PrivateContentNoticeAckRequest = {
+  "expected_notice_version": string;
+};
+
+export type PrivateContentNoticeAckResponse = {
+  "acknowledged_at": string;
+  "notice_version": string;
+  "status": "acknowledged";
+};
+
+export type PrivateContentPromptResponse = {
+  "content_type": "prompt";
+  "generation_id": string;
+  "prompt": string;
+};
+
 export type ProjectDetailResponse = {
   "canvas_state": CanvasState;
   "created_at": string;

apps/web/src/main.tsx

@@ -1,4 +1,4 @@
-import { StrictMode } from "react";
+import { StrictMode, type ReactNode } from "react";
 import { createRoot } from "react-dom/client";
 
 import { registerPublicAssetServiceWorker } from "./public-asset-cache.js";
@@ -8,9 +8,13 @@ import { AccountSettingsPage } from "./account-settings.js";
 import { AdminUsersPage } from "./admin-users.js";
 import { AdminModelsPage } from "./admin-models.js";
 import { AdminAssetsPage } from "./admin-assets.js";
+import { AdminGenerationsPage } from "./admin-generations.js";
+import { AdminServicesStoragePage } from "./admin-services-storage.js";
+import { AdminAuditPage } from "./admin-audit.js";
 import { CreditsPage } from "./credits-page.js";
 import { ProjectDetailPage, ProjectsPage, WorkspacePage } from "./project-pages.js";
 import { EditorPage } from "./editor-page.js";
+import { AdminOverviewPage, AdminPlaceholderPage, AdminProtectedRoute } from "./admin-shell.js";
 
 const root = document.getElementById("root");
 
@@ -35,10 +39,26 @@ function renderAuthenticationEntry() {
   else if (projectDetail?.[1]) authenticationPage = <ProjectDetailPage key={authRevision} projectId={projectDetail[1]} />;
   else if (window.location.pathname === "/app/projects") authenticationPage = <ProjectsPage key={authRevision} />;
   else if (window.location.pathname === "/app") authenticationPage = <WorkspacePage key={authRevision} />;
-  else if (window.location.pathname === "/admin/users") authenticationPage = <AdminUsersPage key={authRevision} />;
+  else if (window.location.pathname === "/admin/login") authenticationPage = <AdminAuthPage key={authRevision} />;
-  else if (window.location.pathname === "/admin/models") authenticationPage = <AdminModelsPage key={authRevision} />;
+  else if (window.location.pathname.startsWith("/admin")) {
-  else if (window.location.pathname === "/admin/assets") authenticationPage = <AdminAssetsPage key={authRevision} />;
+    const adminPages: Record<string, { content: ReactNode; title: string }> = {
-  else if (window.location.pathname.startsWith("/admin")) authenticationPage = <AdminAuthPage key={authRevision} />;
+      "/admin": { content: <AdminOverviewPage />, title: "运营总览" },
+      "/admin/assets": { content: <AdminAssetsPage />, title: "素材" },
+      "/admin/audit": { content: <AdminAuditPage />, title: "审计" },
+      "/admin/generations": { content: <AdminGenerationsPage />, title: "生成记录" },
+      "/admin/invites": { content: <AdminPlaceholderPage title="邀请码" />, title: "邀请码" },
+      "/admin/models": { content: <AdminModelsPage />, title: "模型" },
+      "/admin/preview": { content: <AdminPlaceholderPage title="内部预览" />, title: "内部预览" },
+      "/admin/services-storage": { content: <AdminServicesStoragePage />, title: "服务与存储" },
+      "/admin/users": { content: <AdminUsersPage />, title: "用户与点数" },
+    };
+    const page = adminPages[window.location.pathname] ?? adminPages["/admin"]!;
+    authenticationPage = (
+      <AdminProtectedRoute currentPath={window.location.pathname} key={authRevision} title={page.title}>
+        {page.content}
+      </AdminProtectedRoute>
+    );
+  }
   else authenticationPage = <UserAuthPage key={authRevision} />;
   appRoot.render(
     <StrictMode>

apps/worker/src/project-purge-cleanup.ts

@@ -1,5 +1,5 @@
 import { randomUUID } from "node:crypto";
-import { rmSync } from "node:fs";
+import { existsSync, rmSync, statSync } from "node:fs";
 import { createRequire } from "node:module";
 import { isAbsolute, relative, resolve } from "node:path";
 
@@ -29,6 +29,40 @@ interface FileCleanupRow {
 const resourceScope = JSON.stringify([
   "project_state", "generation", "generated_image", "reference", "location", "latest_export",
 ]);
+const auditRetentionMilliseconds = 180 * 24 * 60 * 60 * 1_000;
+const auditRefPattern = /^[A-Za-z0-9][A-Za-z0-9_.:-]{0,159}$/;
+const forbiddenSummaryKeys = new Set([
+  "absolute_path", "api_key", "body", "code_hmac", "content", "credential", "email", "image",
+  "image_content", "password", "path", "prompt", "secret", "session_token", "verification_code", "whitelist",
+]);
+const forbiddenSummaryFragments = ["content", "credential", "email", "image", "password", "path", "prompt", "secret", "token"];
+
+function isSafeAuditRef(value: unknown) {
+  return typeof value === "string" && auditRefPattern.test(value) ? 1 : 0;
+}
+
+function isSafeAuditSummaryJson(value: unknown) {
+  if (typeof value !== "string" || Buffer.byteLength(value, "utf8") > 2_048) return 0;
+  try {
+    const valid = (entry: unknown, depth: number): boolean => {
+      if (depth > 3) return false;
+      if (entry === null || typeof entry === "boolean") return true;
+      if (typeof entry === "number") return Number.isSafeInteger(entry);
+      if (typeof entry === "string") return /^[A-Za-z0-9_.:@-]{1,160}$/.test(entry) && !entry.includes("@");
+      if (Array.isArray(entry)) return entry.length <= 20 && entry.every((item) => valid(item, depth + 1));
+      if (!entry || typeof entry !== "object") return false;
+      return Object.entries(entry).length <= 32 && Object.entries(entry).every(([key, item]) => (
+        auditRefPattern.test(key)
+        && !forbiddenSummaryKeys.has(key.toLowerCase())
+        && !forbiddenSummaryFragments.some((fragment) => key.toLowerCase().includes(fragment))
+        && valid(item, depth + 1)
+      ));
+    };
+    return valid(JSON.parse(value), 0) ? 1 : 0;
+  } catch {
+    return 0;
+  }
+}
 
 function iso(timestamp: number) {
   return new Date(timestamp).toISOString();
@@ -47,6 +81,12 @@ export class ProjectPurgeCleanup {
     this.database.pragma("journal_mode = WAL");
     this.database.pragma("foreign_keys = ON");
     this.database.pragma("busy_timeout = 5000");
+    this.database.function("dada_audit_ref_is_safe", { deterministic: true }, isSafeAuditRef);
+    this.database.function("dada_audit_summary_is_safe", { deterministic: true }, isSafeAuditSummaryJson);
+    this.database.function("dada_allow_privacy_purge", { deterministic: false }, () => 0);
+    this.database.function("dada_privacy_purge_subject", { deterministic: false }, () => "");
+    this.database.function("dada_allow_retention_purge", { deterministic: false }, () => 0);
+    this.database.function("dada_retention_purge_now", { deterministic: false }, () => 0);
   }
 
   close() {
@@ -153,12 +193,16 @@ export class ProjectPurgeCleanup {
                   if (pending.count === 0) {
                     this.database.prepare("UPDATE asset_cleanup_requests SET status = 'completed' WHERE request_id = ? AND status = 'queued'")
                       .run(request.request_id);
+                    this.insertAssetCleanupAudit(request.request_id, row.byte_size, this.clock());
                   }
                 }
               }
             }
+            if (this.tableExists("sticker_managed_file_history")) {
+              this.database.prepare("DELETE FROM sticker_managed_file_history WHERE managed_file_id = ?").run(row.managed_file_id);
+            }
             this.database.prepare("DELETE FROM managed_files WHERE file_id = ?").run(row.managed_file_id);
-            if (this.tableExists("local_backend_storage_state")) this.decrementManagedCapacity(row.byte_size);
+            if (this.tableExists("local_backend_storage_state")) this.remeasureManagedCapacity();
           }
           this.database.prepare(`
             UPDATE file_cleanup_queue SET status = 'completed', completed_at = ?, last_error = NULL
@@ -168,10 +212,19 @@ export class ProjectPurgeCleanup {
         transaction.immediate();
         completed += 1;
       } catch {
-        this.database.prepare(`
+        const transaction = this.database.transaction(() => {
-          UPDATE file_cleanup_queue SET status = 'failed', last_error = 'physical_file_cleanup_failed'
+          this.database.prepare(`
-          WHERE cleanup_id = ?
+            UPDATE file_cleanup_queue SET status = 'failed', last_error = 'physical_file_cleanup_failed'
-        `).run(row.cleanup_id);
+            WHERE cleanup_id = ?
+          `).run(row.cleanup_id);
+          if (row.managed_file_id && this.tableExists("asset_cleanup_request_items")) {
+            const request = this.database.prepare(`
+              SELECT request_id FROM asset_cleanup_request_items WHERE managed_file_id = ? LIMIT 1
+            `).get(row.managed_file_id) as { request_id: string } | undefined;
+            if (request) this.insertAssetCleanupFailureAudit(request.request_id, this.clock());
+          }
+        });
+        transaction.immediate();
         failed += 1;
       }
     }
@@ -238,4 +291,59 @@ export class ProjectPurgeCleanup {
       WHERE singleton = 1
     `).run(managed, notice, status, iso(this.clock()));
   }
+
+  private insertAssetCleanupAudit(requestId: string, deletedBytes: number, occurredAt: number) {
+    if (!this.tableExists("admin_operation_logs")) return;
+    this.database.prepare(`
+      INSERT INTO admin_operation_logs (
+        log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+        result, before_summary, after_summary, occurred_at, expires_at
+      ) VALUES (?, 'system', 'project_purge_worker', 'asset_cleanup_physical_completed', 'asset_cleanup', ?, 'succeeded', NULL, ?, ?, ?)
+    `).run(
+      randomUUID(), requestId, JSON.stringify({ deleted_bytes: deletedBytes, status: "completed" }), occurredAt,
+      occurredAt + auditRetentionMilliseconds,
+    );
+  }
+
+  private insertAssetCleanupFailureAudit(requestId: string, occurredAt: number) {
+    if (!this.tableExists("admin_operation_logs")) return;
+    this.database.prepare(`
+      INSERT INTO admin_operation_logs (
+        log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+        result, before_summary, after_summary, occurred_at, expires_at
+      ) VALUES (?, 'system', 'project_purge_worker', 'asset_cleanup_physical_failed', 'asset_cleanup', ?, 'failed', NULL, ?, ?, ?)
+    `).run(
+      randomUUID(), requestId, JSON.stringify({ failed_count: 1, status: "retry_pending" }), occurredAt,
+      occurredAt + auditRetentionMilliseconds,
+    );
+  }
+
+  private remeasureManagedCapacity() {
+    const state = this.database.prepare(`
+      SELECT managed_content_bytes FROM local_backend_storage_state WHERE singleton = 1
+    `).get() as { managed_content_bytes: number } | undefined;
+    if (!state) return;
+    const rows = this.database.prepare(`
+      SELECT relative_path FROM managed_files WHERE status = 'committed'
+    `).all() as Array<{ relative_path: string }>;
+    let managed = 0;
+    for (const row of rows) {
+      try {
+        const path = this.resolveManagedPath(row.relative_path);
+        if (existsSync(path)) managed += statSync(path).size;
+      } catch {
+        // A missing or invalid path is excluded from the measured physical total.
+      }
+    }
+    const reservations = this.tableExists("storage_reservations")
+      ? (this.database.prepare("SELECT COALESCE(SUM(projected_bytes), 0) AS bytes FROM storage_reservations WHERE status = 'active'").get() as { bytes: number }).bytes
+      : 0;
+    const notice = managed < 4_294_967_296 ? "normal" : managed < 4_831_838_208 ? "warning" : "critical";
+    const status = managed + reservations >= 5_368_709_120 ? "full" : "active";
+    this.database.prepare(`
+      UPDATE local_backend_storage_state
+      SET managed_content_bytes = ?, capacity_notice_level = ?, storage_status = ?, measured_at = ?, version = version + 1
+      WHERE singleton = 1
+    `).run(managed, notice, status, iso(this.clock()));
+  }
 }

package.json

@@ -14,7 +14,7 @@
     "test:integration": "vitest run tests/integration",
     "test:api": "pnpm check:openapi && vitest run tests/api",
     "test:worker": "pnpm --filter @dada/worker build && node scripts/worker-smoke.mjs && vitest run tests/worker",
-    "test:e2e": "pnpm check:openapi && playwright test tests/e2e/event-sync.spec.ts tests/e2e/support-gate.spec.ts tests/e2e/local-data-boundary.spec.ts tests/e2e/storage-capacity.spec.ts tests/e2e/public-asset-cache.spec.ts tests/e2e/user-auth.spec.ts tests/e2e/admin-auth.spec.ts tests/e2e/entry-state-ui.spec.ts tests/e2e/session-invalid-ui.spec.ts tests/e2e/user-registration.spec.ts tests/e2e/account-settings.spec.ts tests/e2e/projects-workspace.spec.ts tests/e2e/project-autosave-conflict.spec.ts tests/e2e/project-trash.spec.ts tests/e2e/credits.spec.ts tests/e2e/generation-workspace.spec.ts tests/e2e/generation-terminal-actions.spec.ts tests/e2e/project-latest-exports.spec.ts tests/e2e/admin-models.spec.ts tests/e2e/wp4-01-editor-background.spec.ts tests/e2e/wp4-02-editor-elements.spec.ts tests/e2e/wp4-03-text-editor.spec.ts tests/e2e/wp4-04-color-dynamic.spec.ts tests/e2e/wp4-05-export.spec.ts tests/e2e/wp4-06-accessibility.spec.ts tests/e2e/wp5-02-static-sticker-catalog.spec.ts tests/e2e/wp5-03-template-registry.spec.ts tests/e2e/wp5-04-resource-isolation.spec.ts tests/e2e/wp5-05-admin-assets.spec.ts --config playwright.config.ts",
+    "test:e2e": "pnpm check:openapi && playwright test tests/e2e/event-sync.spec.ts tests/e2e/support-gate.spec.ts tests/e2e/local-data-boundary.spec.ts tests/e2e/storage-capacity.spec.ts tests/e2e/public-asset-cache.spec.ts tests/e2e/user-auth.spec.ts tests/e2e/admin-auth.spec.ts tests/e2e/entry-state-ui.spec.ts tests/e2e/session-invalid-ui.spec.ts tests/e2e/user-registration.spec.ts tests/e2e/account-settings.spec.ts tests/e2e/projects-workspace.spec.ts tests/e2e/project-autosave-conflict.spec.ts tests/e2e/project-trash.spec.ts tests/e2e/credits.spec.ts tests/e2e/generation-workspace.spec.ts tests/e2e/generation-terminal-actions.spec.ts tests/e2e/project-latest-exports.spec.ts tests/e2e/admin-models.spec.ts tests/e2e/wp4-01-editor-background.spec.ts tests/e2e/wp4-02-editor-elements.spec.ts tests/e2e/wp4-03-text-editor.spec.ts tests/e2e/wp4-04-color-dynamic.spec.ts tests/e2e/wp4-05-export.spec.ts tests/e2e/wp4-06-accessibility.spec.ts tests/e2e/wp5-02-static-sticker-catalog.spec.ts tests/e2e/wp5-03-template-registry.spec.ts tests/e2e/wp5-04-resource-isolation.spec.ts tests/e2e/wp5-05-admin-assets.spec.ts tests/e2e/wp6-01-admin-shell.spec.ts tests/e2e/wp6-04-audit.spec.ts tests/e2e/wp6-05-state.spec.ts --config playwright.config.ts",
     "test:visual": "node scripts/validate-layer-scope.mjs VISUAL",
     "test:performance": "node scripts/validate-layer-scope.mjs PERFORMANCE",
     "test:security": "node scripts/verify-frozen-dependencies.mjs && node scripts/redaction-scan.mjs",
@@ -96,7 +96,12 @@
     "test:wp5-04": "node scripts/run-wp5-04-validation.mjs",
     "test:wp5-04:red": "node scripts/run-wp5-04-validation.mjs --phase red",
     "test:wp5-05": "node scripts/run-wp5-05-validation.mjs",
-    "test:wp5-05:red": "node scripts/run-wp5-05-validation.mjs --phase red"
+    "test:wp5-05:red": "node scripts/run-wp5-05-validation.mjs --phase red",
+    "test:wp6-01": "node scripts/run-wp6-01-validation.mjs --phase scaffold",
+    "test:wp6-01:red": "node scripts/run-wp6-01-validation.mjs --phase red",
+    "test:wp6-04": "node scripts/run-wp6-04-validation.mjs --phase green",
+    "test:wp6-04:red": "node scripts/run-wp6-04-validation.mjs --phase red",
+    "test:wp6-05": "pnpm exec vitest run tests/api/wp6-05-state.test.ts && pnpm exec playwright test tests/e2e/wp6-05-state.spec.ts --config playwright.config.ts"
   },
   "devDependencies": {
     "@playwright/test": "1.62.0",

packages/shared-contracts/src/admin.ts

@@ -0,0 +1,290 @@
+import { Type, type Static } from "@sinclair/typebox";
+
+const isoTimestampPattern = "^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}(?:\\.[0-9]{3})?Z$";
+const modelIdPattern = "^[a-z0-9][a-z0-9.-]+$";
+const safeReferencePattern = "^[A-Za-z0-9][A-Za-z0-9:._-]{0,159}$";
+const uuidPattern = "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$";
+
+export const AdminGenerationRecordSchema = Type.Object(
+  {
+    generation_id: Type.String({ pattern: uuidPattern }),
+    owner_ref: Type.String({ pattern: uuidPattern }),
+    project_id: Type.String({ pattern: uuidPattern }),
+    model_id: Type.String({ maxLength: 80, pattern: modelIdPattern }),
+    ratio: Type.Union([Type.Literal("3:4"), Type.Literal("1:1"), Type.Literal("4:3"), Type.Literal("9:16")]),
+    status: Type.Union([Type.Literal("queued"), Type.Literal("running"), Type.Literal("succeeded"), Type.Literal("failed"), Type.Literal("rejected")]),
+    created_at: Type.String({ pattern: isoTimestampPattern }),
+    completed_at: Type.Union([Type.String({ pattern: isoTimestampPattern }), Type.Null()]),
+    duration_ms: Type.Union([Type.Integer({ minimum: 0 }), Type.Null()]),
+    confirmed_credit_cost: Type.Integer({ minimum: 0 }),
+    reserved_credits: Type.Integer({ minimum: 0 }),
+    final_credit_state: Type.Union([Type.Literal("committed"), Type.Literal("released"), Type.Null()]),
+    error_category: Type.Union([
+      Type.Literal("upstream_timeout"), Type.Literal("upstream_failed"), Type.Literal("safety_rejected"),
+      Type.Literal("model_disabled"), Type.Literal("gateway_balance_insufficient"), Type.Literal("gateway_contract_invalid"),
+      Type.Literal("reference_invalid"), Type.Literal("unknown_retryable"), Type.Literal("unknown_non_retryable"), Type.Null(),
+    ]),
+  },
+  { additionalProperties: false, $id: "AdminGenerationRecord" },
+);
+
+export const AdminGenerationListResponseSchema = Type.Object(
+  {
+    generated_at: Type.String({ pattern: isoTimestampPattern }),
+    items: Type.Array(Type.Ref(AdminGenerationRecordSchema), { maxItems: 100 }),
+  },
+  { additionalProperties: false, $id: "AdminGenerationListResponse" },
+);
+
+export const PrivateContentNoticeAckRequestSchema = Type.Object(
+  { expected_notice_version: Type.String({ minLength: 1, maxLength: 80, pattern: "^[A-Za-z0-9_.:-]+$" }) },
+  { additionalProperties: false, $id: "PrivateContentNoticeAckRequest" },
+);
+
+export const PrivateContentNoticeAckResponseSchema = Type.Object(
+  {
+    notice_version: Type.String({ minLength: 1, maxLength: 80, pattern: "^[A-Za-z0-9_.:-]+$" }),
+    acknowledged_at: Type.String({ pattern: isoTimestampPattern }),
+    status: Type.Literal("acknowledged"),
+  },
+  { additionalProperties: false, $id: "PrivateContentNoticeAckResponse" },
+);
+
+export const PrivateContentPromptResponseSchema = Type.Object(
+  {
+    generation_id: Type.String({ pattern: uuidPattern }),
+    content_type: Type.Literal("prompt"),
+    prompt: Type.String({ minLength: 1, maxLength: 4000 }),
+  },
+  { additionalProperties: false, $id: "PrivateContentPromptResponse" },
+);
+
+export const PrivateContentGenerationParamsSchema = Type.Object(
+  { generationId: Type.String({ pattern: uuidPattern }) },
+  { additionalProperties: false, $id: "PrivateContentGenerationParams" },
+);
+
+export type AdminGenerationRecord = Static<typeof AdminGenerationRecordSchema>;
+export type AdminGenerationListResponse = Static<typeof AdminGenerationListResponseSchema>;
+export type PrivateContentNoticeAckRequest = Static<typeof PrivateContentNoticeAckRequestSchema>;
+export type PrivateContentNoticeAckResponse = Static<typeof PrivateContentNoticeAckResponseSchema>;
+export type PrivateContentPromptResponse = Static<typeof PrivateContentPromptResponseSchema>;
+
+export const AdminAuditQuerySchema = Type.Object(
+  {
+    cursor: Type.Optional(Type.String({ maxLength: 512, pattern: "^[A-Za-z0-9_-]+$" })),
+    limit: Type.Optional(Type.Integer({ maximum: 100, minimum: 1 })),
+  },
+  { additionalProperties: false, $id: "AdminAuditQuery" },
+);
+
+export const AdminOperationAuditItemSchema = Type.Object(
+  {
+    actor_ref: Type.String({ pattern: safeReferencePattern }),
+    actor_type: Type.Union([Type.Literal("system"), Type.Literal("super_admin")]),
+    after_summary: Type.Union([Type.String({ maxLength: 2048 }), Type.Null()]),
+    before_summary: Type.Union([Type.String({ maxLength: 2048 }), Type.Null()]),
+    expires_at: Type.String({ pattern: isoTimestampPattern }),
+    log_id: Type.String({ pattern: uuidPattern }),
+    occurred_at: Type.String({ pattern: isoTimestampPattern }),
+    operation_type: Type.String({ maxLength: 160, pattern: safeReferencePattern }),
+    result: Type.Union([Type.Literal("succeeded"), Type.Literal("failed")]),
+    target_ref: Type.String({ pattern: safeReferencePattern }),
+    target_type: Type.String({ maxLength: 160, pattern: safeReferencePattern }),
+  },
+  { additionalProperties: false, $id: "AdminOperationAuditItem" },
+);
+
+export const AdminOperationAuditResponseSchema = Type.Object(
+  {
+    generated_at: Type.String({ pattern: isoTimestampPattern }),
+    items: Type.Array(Type.Ref(AdminOperationAuditItemSchema), { maxItems: 100 }),
+    next_cursor: Type.Union([Type.String({ maxLength: 512, pattern: "^[A-Za-z0-9_-]+$" }), Type.Null()]),
+  },
+  { additionalProperties: false, $id: "AdminOperationAuditResponse" },
+);
+
+export const PrivateContentAccessAuditItemSchema = Type.Object(
+  {
+    actor_ref: Type.String({ pattern: safeReferencePattern }),
+    content_type: Type.Union([Type.Literal("image"), Type.Literal("prompt")]),
+    expires_at: Type.String({ pattern: isoTimestampPattern }),
+    log_id: Type.String({ pattern: uuidPattern }),
+    occurred_at: Type.String({ pattern: isoTimestampPattern }),
+    target_ref: Type.String({ pattern: safeReferencePattern }),
+  },
+  { additionalProperties: false, $id: "PrivateContentAccessAuditItem" },
+);
+
+export const PrivateContentAccessAuditResponseSchema = Type.Object(
+  {
+    generated_at: Type.String({ pattern: isoTimestampPattern }),
+    items: Type.Array(Type.Ref(PrivateContentAccessAuditItemSchema), { maxItems: 100 }),
+    next_cursor: Type.Union([Type.String({ maxLength: 512, pattern: "^[A-Za-z0-9_-]+$" }), Type.Null()]),
+  },
+  { additionalProperties: false, $id: "PrivateContentAccessAuditResponse" },
+);
+
+export type AdminAuditQuery = Static<typeof AdminAuditQuerySchema>;
+export type AdminOperationAuditItem = Static<typeof AdminOperationAuditItemSchema>;
+export type AdminOperationAuditResponse = Static<typeof AdminOperationAuditResponseSchema>;
+export type PrivateContentAccessAuditItem = Static<typeof PrivateContentAccessAuditItemSchema>;
+export type PrivateContentAccessAuditResponse = Static<typeof PrivateContentAccessAuditResponseSchema>;
+
+export const AdminOverviewResponseSchema = Type.Object(
+  {
+    generated_at: Type.String({ pattern: isoTimestampPattern }),
+    user_slots: Type.Object(
+      {
+        active_and_suspended: Type.Integer({ minimum: 0 }),
+        limit: Type.Integer({ minimum: 1 }),
+      },
+      { additionalProperties: false },
+    ),
+    generation_jobs: Type.Object(
+      {
+        pending_manual_review: Type.Integer({ minimum: 0 }),
+        pending_manual_review_oldest_at: Type.Union([Type.String({ pattern: isoTimestampPattern }), Type.Null()]),
+        queued: Type.Integer({ minimum: 0 }),
+        running: Type.Integer({ minimum: 0 }),
+      },
+      { additionalProperties: false },
+    ),
+    models: Type.Object(
+      {
+        configured_default_model_id: Type.Union([Type.String({ maxLength: 80, pattern: modelIdPattern }), Type.Null()]),
+        configured_model_count: Type.Integer({ minimum: 0 }),
+        recommended_model_id: Type.Union([Type.String({ maxLength: 80, pattern: modelIdPattern }), Type.Null()]),
+        runtime_available_count: Type.Integer({ minimum: 0 }),
+      },
+      { additionalProperties: false },
+    ),
+    storage: Type.Object(
+      {
+        last_measured_at: Type.Union([Type.String({ pattern: isoTimestampPattern }), Type.Null()]),
+        limit_bytes: Type.Integer({ minimum: 1 }),
+        managed_content_bytes: Type.Integer({ minimum: 0 }),
+        status: Type.Union([
+          Type.Literal("normal"),
+          Type.Literal("critical"),
+          Type.Literal("full"),
+          Type.Literal("unavailable"),
+        ]),
+      },
+      { additionalProperties: false },
+    ),
+    services: Type.Array(
+      Type.Object(
+        {
+          checked_at: Type.Union([Type.String({ pattern: isoTimestampPattern }), Type.Null()]),
+          service_id: Type.Union([
+            Type.Literal("resend"),
+            Type.Literal("amap"),
+            Type.Literal("ai_gateway"),
+            Type.Literal("worker"),
+            Type.Literal("asset_root"),
+          ]),
+          status: Type.Union([
+            Type.Literal("available"),
+            Type.Literal("degraded"),
+            Type.Literal("paused"),
+            Type.Literal("unavailable"),
+          ]),
+        },
+        { additionalProperties: false },
+      ),
+      { maxItems: 5 },
+    ),
+    recent_operations: Type.Array(
+      Type.Object(
+        {
+          created_at: Type.String({ pattern: isoTimestampPattern }),
+          operation_id: Type.String({ pattern: "^[0-9a-fA-F-]{36}$" }),
+          operation_type: Type.String({ maxLength: 80, pattern: "^[a-z][a-z0-9_]+$" }),
+          result: Type.Union([Type.Literal("succeeded"), Type.Literal("rejected"), Type.Literal("failed")]),
+          target_ref: Type.String({ pattern: safeReferencePattern }),
+        },
+        { additionalProperties: false },
+      ),
+      { maxItems: 10 },
+    ),
+    asset_cleanup: Type.Object(
+      {
+        pending_jobs: Type.Integer({ minimum: 0 }),
+      },
+      { additionalProperties: false },
+    ),
+  },
+  { additionalProperties: false, $id: "AdminOverviewResponse" },
+);
+
+export type AdminOverviewResponse = Static<typeof AdminOverviewResponseSchema>;
+
+const adminServiceStatusSchema = Type.Union([
+  Type.Literal("active"),
+  Type.Literal("paused_quota"),
+  Type.Literal("paused_provider"),
+  Type.Literal("disabled"),
+  Type.Literal("degraded"),
+  Type.Literal("unavailable"),
+]);
+
+const adminServiceIdSchema = Type.Union([
+  Type.Literal("resend"),
+  Type.Literal("amap"),
+  Type.Literal("ai_gateway"),
+  Type.Literal("worker"),
+  Type.Literal("api"),
+  Type.Literal("asset_root"),
+]);
+
+export const AdminServicesStorageResponseSchema = Type.Object({
+  generated_at: Type.String({ pattern: isoTimestampPattern }),
+  services: Type.Array(Type.Object({
+    checked_at: Type.Union([Type.String({ pattern: isoTimestampPattern }), Type.Null()]),
+    configured: Type.Boolean(),
+    impact_scope: Type.Union([
+      Type.Literal("none"),
+      Type.Literal("authentication"),
+      Type.Literal("location"),
+      Type.Literal("generation"),
+      Type.Literal("storage"),
+      Type.Literal("api"),
+      Type.Literal("model"),
+      Type.Literal("account"),
+      Type.Literal("unknown"),
+    ]),
+    pause_reason: Type.Union([Type.String({ maxLength: 80, pattern: "^[a-z][a-z0-9_]*$" }), Type.Null()]),
+    service_id: adminServiceIdSchema,
+    status: adminServiceStatusSchema,
+  }, { additionalProperties: false }), { minItems: 6, maxItems: 6 }),
+  storage: Type.Object({
+    capacity_notice_level: Type.Union([Type.Literal("normal"), Type.Literal("warning"), Type.Literal("critical")]),
+    cleanup_pending_count: Type.Integer({ minimum: 0 }),
+    data_root_ref: Type.Literal("configured_local_data_root"),
+    hard_limit_bytes: Type.Integer({ minimum: 1 }),
+    last_measured_at: Type.Union([Type.String({ pattern: isoTimestampPattern }), Type.Null()]),
+    managed_content_bytes: Type.Integer({ minimum: 0 }),
+    remeasurement_required: Type.Boolean(),
+    status: Type.Union([Type.Literal("active"), Type.Literal("full"), Type.Literal("unavailable")]),
+    storage_backend: Type.Literal("local_filesystem"),
+  }, { additionalProperties: false }),
+}, { additionalProperties: false, $id: "AdminServicesStorageResponse" });
+
+export const AdminDiagnosticsResponseSchema = Type.Object({
+  generated_at: Type.String({ pattern: isoTimestampPattern }),
+  diagnostic_text: Type.String({ minLength: 1, maxLength: 12_000 }),
+  services: Type.Ref(AdminServicesStorageResponseSchema),
+  system: Type.Object({
+    api_status: Type.Union([Type.Literal("ready"), Type.Literal("degraded"), Type.Literal("unavailable")]),
+    app_version: Type.String({ maxLength: 80, pattern: "^[A-Za-z0-9][A-Za-z0-9._-]*$" }),
+    browser_support: Type.Array(Type.Object({
+      brand: Type.Union([Type.Literal("Google Chrome"), Type.Literal("Microsoft Edge")]),
+      major: Type.Integer({ minimum: 1 }),
+    }, { additionalProperties: false }), { maxItems: 2 }),
+    worker_status: Type.Union([Type.Literal("ready"), Type.Literal("degraded"), Type.Literal("unavailable")]),
+  }, { additionalProperties: false }),
+}, { additionalProperties: false, $id: "AdminDiagnosticsResponse" });
+
+export type AdminServicesStorageResponse = Static<typeof AdminServicesStorageResponseSchema>;
+export type AdminDiagnosticsResponse = Static<typeof AdminDiagnosticsResponseSchema>;

packages/shared-contracts/src/auth.ts

@@ -149,6 +149,7 @@ export const AdminSessionResponseSchema = Type.Object(
     audience: Type.Literal("admin"),
     authenticated: Type.Literal(true),
     csrf_token: Type.String({ maxLength: 64, minLength: 43, pattern: "^[A-Za-z0-9_-]+$" }),
+    current_private_content_notice_message_key: Type.Optional(Type.String({ maxLength: 120, pattern: "^[A-Za-z0-9_.-]+$" })),
     current_private_content_notice_version: Type.Union([Type.String(), Type.Null()]),
     expires_at: Type.String({ pattern: isoTimestampPattern }),
     notice_acknowledged: Type.Boolean(),

packages/shared-contracts/src/index.ts

@@ -1,5 +1,7 @@
 export { Type } from "@sinclair/typebox";
 export * from "./api.js";
+export * from "./admin.js";
+export * from "./services.js";
 export * from "./assets.js";
 export * from "./auth.js";
 export * from "./bootstrap.js";

packages/shared-contracts/src/services.ts

@@ -0,0 +1,62 @@
+import { Type, type Static } from "@sinclair/typebox";
+
+const isoTimestampPattern = "^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}\\.[0-9]{3}Z$";
+
+export const ExternalServiceIdSchema = Type.Union([
+  Type.Literal("resend_email"),
+  Type.Literal("amap_web_service"),
+], { $id: "ExternalServiceId" });
+
+export const ExternalServicePeriodTypeSchema = Type.Union([
+  Type.Literal("daily"),
+  Type.Literal("monthly"),
+], { $id: "ExternalServicePeriodType" });
+
+export const ExternalServiceStatusSchema = Type.Union([
+  Type.Literal("active"),
+  Type.Literal("paused_quota"),
+  Type.Literal("paused_provider"),
+  Type.Literal("disabled"),
+], { $id: "ExternalServiceStatus" });
+
+export const ExternalServiceUsageSchema = Type.Object({
+  service_id: Type.Ref(ExternalServiceIdSchema),
+  period_type: Type.Ref(ExternalServicePeriodTypeSchema),
+  period_start: Type.String({ pattern: isoTimestampPattern }),
+  hard_limit: Type.Integer({ minimum: 1 }),
+  used_count: Type.Integer({ minimum: 0 }),
+  service_status: Type.Ref(ExternalServiceStatusSchema),
+  pause_reason: Type.Union([Type.String({ maxLength: 120, pattern: "^[a-z0-9_.-]+$" }), Type.Null()]),
+  updated_at: Type.String({ pattern: isoTimestampPattern }),
+}, { additionalProperties: false, $id: "ExternalServiceUsage" });
+
+export const AdminServicesResponseSchema = Type.Object({
+  services: Type.Array(Type.Ref(ExternalServiceUsageSchema), { maxItems: 3 }),
+}, { additionalProperties: false, $id: "AdminServicesResponse" });
+
+export const AdminServiceLimitRequestSchema = Type.Object({
+  period_type: Type.Ref(ExternalServicePeriodTypeSchema),
+  hard_limit: Type.Integer({ minimum: 1 }),
+}, { additionalProperties: false, $id: "AdminServiceLimitRequest" });
+
+export const AdminServiceHealthCheckRequestSchema = Type.Object({
+  available: Type.Boolean(),
+  reason: Type.Optional(Type.String({ maxLength: 120, pattern: "^[a-zA-Z0-9_. -]+$" })),
+}, { additionalProperties: false, $id: "AdminServiceHealthCheckRequest" });
+
+export const AdminServiceRecoveryRequestSchema = Type.Object({
+  check_id: Type.String({ maxLength: 64, minLength: 1, pattern: "^[0-9a-fA-F-]+$" }),
+}, { additionalProperties: false, $id: "AdminServiceRecoveryRequest" });
+
+export const AdminServiceParamsSchema = Type.Object({
+  service_id: Type.Ref(ExternalServiceIdSchema),
+}, { additionalProperties: false, $id: "AdminServiceParams" });
+
+export type ExternalServiceId = Static<typeof ExternalServiceIdSchema>;
+export type ExternalServicePeriodType = Static<typeof ExternalServicePeriodTypeSchema>;
+export type ExternalServiceUsage = Static<typeof ExternalServiceUsageSchema>;
+export type AdminServicesResponse = Static<typeof AdminServicesResponseSchema>;
+export type AdminServiceLimitRequest = Static<typeof AdminServiceLimitRequestSchema>;
+export type AdminServiceHealthCheckRequest = Static<typeof AdminServiceHealthCheckRequestSchema>;
+export type AdminServiceRecoveryRequest = Static<typeof AdminServiceRecoveryRequestSchema>;
+export type AdminServiceParams = Static<typeof AdminServiceParamsSchema>;

scripts/run-wp6-01-validation.mjs

@@ -0,0 +1,115 @@
+import { createHash } from "node:crypto";
+import { spawnSync } from "node:child_process";
+import { copyFileSync, existsSync, mkdirSync, readFileSync, readdirSync, writeFileSync } from "node:fs";
+import { resolve } from "node:path";
+
+const phaseIndex = process.argv.indexOf("--phase");
+const phase = phaseIndex >= 0 ? process.argv[phaseIndex + 1] : "scaffold";
+if (!new Set(["red", "scaffold"]).has(phase)) throw new Error(`Unsupported phase: ${phase}`);
+
+const runId = process.env.DADA_TDD_RUN_ID ?? `wp6-01-${phase}-${new Date().toISOString().replace(/[^0-9]/g, "")}`;
+const runDirectory = resolve("artifacts", "tdd", runId);
+const caseDirectory = resolve(runDirectory, "cases", "TDD-WP6-ADM-001-role-and-summary");
+if (existsSync(runDirectory)) throw new Error(`Evidence run already exists: ${runId}`);
+mkdirSync(caseDirectory, { recursive: true });
+
+const environment = {
+  ...process.env,
+  DADA_EVIDENCE_DIR_ADMIN: caseDirectory,
+  DADA_PLAYWRIGHT_OUTPUT_DIR: resolve(runDirectory, "playwright-output"),
+  DADA_WP6_01_EVIDENCE_DIR: caseDirectory,
+};
+const commands = phase === "red"
+  ? [
+      ["api-red", "pnpm exec vitest run tests/api/wp6-01-admin-shell.test.ts"],
+      ["e2e-red", "pnpm exec playwright test tests/e2e/wp6-01-admin-shell.spec.ts --config playwright.config.ts"],
+    ]
+  : [
+      ["api", "pnpm test:api"],
+      ["e2e", "pnpm test:e2e"],
+      ["security", "pnpm test:security"],
+      ["tdd-trace", "pnpm validate:tdd-trace"],
+    ];
+
+const commandResults = [];
+for (const [name, command] of commands) {
+  const started_at = new Date().toISOString();
+  const result = spawnSync(process.env.ComSpec ?? "cmd.exe", ["/d", "/s", "/c", command], {
+    encoding: "utf8",
+    env: environment,
+    maxBuffer: 40 * 1024 * 1024,
+  });
+  if (result.stdout) process.stdout.write(result.stdout);
+  if (result.stderr) process.stderr.write(result.stderr);
+  commandResults.push({ command, exit_code: result.status ?? 1, finished_at: new Date().toISOString(), name, started_at });
+  if (phase === "scaffold" && (result.status ?? 1) !== 0) break;
+}
+
+const redConfirmed = phase === "red" && commandResults.length === commands.length && commandResults.every((item) => item.exit_code !== 0);
+if (phase === "red") {
+  writeFileSync(resolve(caseDirectory, "red-observation.json"), `${JSON.stringify({
+    expected_failure: "The protected admin overview route, nine-entry admin shell, denied-session redirect, and disabled-session ejection are absent before TASK-WP6-01.",
+    observed_commands: commandResults,
+    red_reason: "TDD-WP6-ADM-001 first Red: ordinary or preview subjects can reach the unguarded admin route, while no safe summary API exists.",
+    status: redConfirmed ? "red_confirmed" : "failed",
+  }, null, 2)}\n`);
+}
+
+function findFiles(directory, name) {
+  if (!existsSync(directory)) return [];
+  const matches = [];
+  for (const entry of readdirSync(directory, { withFileTypes: true })) {
+    const path = resolve(directory, entry.name);
+    if (entry.isDirectory()) matches.push(...findFiles(path, name));
+    else if (entry.name === name) matches.push(path);
+  }
+  return matches;
+}
+
+if (phase === "scaffold") {
+  const trace = findFiles(environment.DADA_PLAYWRIGHT_OUTPUT_DIR, "trace.zip")
+    .find((path) => path.toLowerCase().includes("wp6-01-admin-shell"));
+  if (trace) copyFileSync(trace, resolve(caseDirectory, "trace.zip"));
+}
+
+const expectedEvidence = phase === "red"
+  ? ["red-observation.json"]
+  : ["response.json", "db-access.json", "trace.zip", "screenshots/admin-denied.png", "screenshots/admin-overview.png"];
+const missingEvidence = expectedEvidence.filter((file) => !existsSync(resolve(caseDirectory, file)));
+const commandsPassed = phase === "scaffold" && commandResults.length === commands.length && commandResults.every((item) => item.exit_code === 0);
+const status = phase === "red"
+  ? redConfirmed && missingEvidence.length === 0 ? "red_confirmed" : "failed"
+  : commandsPassed && missingEvidence.length === 0 ? "red" : "failed";
+const commit = spawnSync("git", ["rev-parse", "HEAD"], { encoding: "utf8" }).stdout.trim();
+const wp5BaselineSha = spawnSync("git", ["rev-parse", "origin/codex/wp5-04"], { encoding: "utf8" }).stdout.trim();
+const manifest = {
+  path: "tasks.manifest.json",
+  sha256: createHash("sha256").update(readFileSync("tasks.manifest.json")).digest("hex").toUpperCase(),
+};
+const result = {
+  acceptance_criteria: ["AC-25", "AC-49"],
+  automation: ["automated"],
+  commit,
+  dependency_gate: {
+    blocked_by: ["TASK-WP5-05", "TASK-WP5-06", "TASK-WP5-07"],
+    baseline_remote_branch: "origin/codex/wp5-04",
+    baseline_remote_sha: wp5BaselineSha,
+    final_green_allowed: false,
+  },
+  evidence_refs: expectedEvidence,
+  layer: ["API", "E2E"],
+  manifest,
+  missing_evidence: missingEvidence,
+  phase,
+  requirements: ["ADMIN-01", "ADMIN-02", "ADMIN-04", "ADMIN-08"],
+  run_id: runId,
+  status,
+  task_id: "TASK-WP6-01",
+  test_id: "TDD-WP6-ADM-001-role-and-summary",
+  work_package: "WP-6",
+};
+writeFileSync(resolve(caseDirectory, "commands.json"), `${JSON.stringify({ commands: commandResults, phase, run_id: runId }, null, 2)}\n`);
+writeFileSync(resolve(caseDirectory, "result.json"), `${JSON.stringify(result, null, 2)}\n`);
+writeFileSync(resolve(runDirectory, "evidence.json"), `${JSON.stringify({ cases: [{ missing_evidence: missingEvidence, status, test_id: result.test_id }], phase, run_id: runId, status }, null, 2)}\n`);
+console.log(JSON.stringify({ phase, run_id: runId, status }, null, 2));
+if (status === "failed") process.exit(1);

scripts/run-wp6-04-validation.mjs

@@ -0,0 +1,107 @@
+import { createHash } from "node:crypto";
+import { spawnSync } from "node:child_process";
+import { copyFileSync, existsSync, mkdirSync, readFileSync, readdirSync, writeFileSync } from "node:fs";
+import { homedir } from "node:os";
+import { join, resolve } from "node:path";
+
+const phaseIndex = process.argv.indexOf("--phase");
+const phase = phaseIndex >= 0 ? process.argv[phaseIndex + 1] : "green";
+if (!new Set(["red", "green"]).has(phase)) throw new Error(`Unsupported phase: ${phase}`);
+
+const runId = process.env.DADA_TDD_RUN_ID ?? `wp6-04-${phase}-${new Date().toISOString().replace(/[^0-9]/g, "")}`;
+const runDirectory = resolve("artifacts", "tdd", runId);
+const caseDirectory = resolve(runDirectory, "cases", "TDD-WP6-AUD-001-sensitive-operations");
+const replicationRoot = resolve(process.env.DADA_REPLICATION_ASSET_ROOT ?? join(homedir(), "Desktop", "sticker_web_replication_assets"));
+if (existsSync(runDirectory)) throw new Error(`Evidence run already exists: ${runId}`);
+mkdirSync(caseDirectory, { recursive: true });
+
+const environment = {
+  ...process.env,
+  DADA_EVIDENCE_DIR_WP6_AUD: caseDirectory,
+  DADA_PLAYWRIGHT_OUTPUT_DIR: resolve(runDirectory, "playwright-output"),
+  DADA_STATIC_STICKER_ROOT: process.env.DADA_STATIC_STICKER_ROOT ?? join(replicationRoot, "sticker_normal"),
+  DADA_DYNAMIC_ASSET_ROOT: process.env.DADA_DYNAMIC_ASSET_ROOT ?? join(replicationRoot, "sticker_interactive", "单模板归档", "templates"),
+  DADA_TEXT_ASSET_ROOT: process.env.DADA_TEXT_ASSET_ROOT ?? join(replicationRoot, "sticker_text"),
+};
+const commands = phase === "red"
+  ? [
+      ["integration-red", ".\\node_modules\\.bin\\vitest.CMD run tests/integration/wp6-04-sensitive-audit.test.ts tests/integration/wp5-05-sticker-release.test.ts"],
+      ["api-red", ".\\node_modules\\.bin\\vitest.CMD run tests/api/wp6-04-audit.test.ts"],
+      ["e2e-red", ".\\node_modules\\.bin\\playwright.CMD test tests/e2e/wp6-04-audit.spec.ts --config playwright.config.ts"],
+    ]
+  : [
+      ["integration", "pnpm.cmd exec vitest run tests/integration --testTimeout=20000"],
+      ["api", "pnpm.cmd check:openapi && pnpm.cmd exec vitest run tests/api --testTimeout=20000"],
+      ["worker", "pnpm.cmd test:worker"],
+      ["e2e", "pnpm.cmd test:e2e"],
+      ["tdd-trace", "pnpm.cmd validate:tdd-trace"],
+    ];
+
+const commandResults = [];
+for (const [name, command] of commands) {
+  const started_at = new Date().toISOString();
+  const result = spawnSync(process.env.ComSpec ?? "cmd.exe", ["/d", "/s", "/c", command], {
+    encoding: "utf8",
+    env: environment,
+    maxBuffer: 40 * 1024 * 1024,
+  });
+  if (result.stdout) process.stdout.write(result.stdout);
+  if (result.stderr) process.stderr.write(result.stderr);
+  commandResults.push({ command, exit_code: result.status ?? 1, finished_at: new Date().toISOString(), name, started_at });
+  if (phase === "green" && (result.status ?? 1) !== 0) break;
+}
+
+function findFiles(directory, name) {
+  if (!existsSync(directory)) return [];
+  return readdirSync(directory, { withFileTypes: true }).flatMap((entry) => {
+    const path = resolve(directory, entry.name);
+    return entry.isDirectory() ? findFiles(path, name) : entry.name === name ? [path] : [];
+  });
+}
+
+const trace = findFiles(environment.DADA_PLAYWRIGHT_OUTPUT_DIR, "trace.zip")
+  .find((path) => path.toLowerCase().includes("wp6-04-audit"));
+if (trace) copyFileSync(trace, resolve(caseDirectory, "trace.zip"));
+
+const redConfirmed = phase === "red" && commandResults.length === commands.length && commandResults.every((item) => item.exit_code !== 0);
+if (phase === "red") {
+  writeFileSync(resolve(caseDirectory, "red-observation.json"), `${JSON.stringify({
+    expected_failure: "Audit list APIs and UI are absent, while invite, user-status, and sticker-release mutations are missing same-transaction AdminOperationLog coverage.",
+    observed_commands: commandResults,
+    red_reason: "TDD-WP6-AUD-001 first Red: required operations can be missing audit rows, the two log types have no separate admin read contract, and no admin audit page exists.",
+    status: redConfirmed ? "red_confirmed" : "failed",
+  }, null, 2)}\n`);
+}
+
+const expectedEvidence = phase === "red"
+  ? ["red-observation.json"]
+  : ["operation-matrix.json", "db-diff.json", "redaction.json", "trace.zip"];
+const missingEvidence = expectedEvidence.filter((file) => !existsSync(resolve(caseDirectory, file)));
+const greenPassed = phase === "green" && commandResults.length === commands.length && commandResults.every((item) => item.exit_code === 0);
+const status = phase === "red"
+  ? redConfirmed && missingEvidence.length === 0 ? "red_confirmed" : "failed"
+  : greenPassed && missingEvidence.length === 0 ? "green" : "failed";
+const result = {
+  acceptance_criteria: ["AC-50"],
+  automation: ["automated"],
+  commit: spawnSync("git", ["rev-parse", "HEAD"], { encoding: "utf8" }).stdout.trim(),
+  evidence_refs: expectedEvidence,
+  layer: ["DB", "API", "WRK", "E2E"],
+  manifest: {
+    path: "tasks.manifest.json",
+    sha256: createHash("sha256").update(readFileSync("tasks.manifest.json")).digest("hex").toUpperCase(),
+  },
+  missing_evidence: missingEvidence,
+  phase,
+  requirements: ["ADMIN-09"],
+  run_id: runId,
+  status,
+  task_id: "TASK-WP6-04",
+  test_id: "TDD-WP6-AUD-001-sensitive-operations",
+  work_package: "WP-6",
+};
+writeFileSync(resolve(caseDirectory, "commands.json"), `${JSON.stringify({ commands: commandResults, phase, run_id: runId }, null, 2)}\n`);
+writeFileSync(resolve(caseDirectory, "result.json"), `${JSON.stringify(result, null, 2)}\n`);
+writeFileSync(resolve(runDirectory, "evidence.json"), `${JSON.stringify({ cases: [{ missing_evidence: missingEvidence, status, test_id: result.test_id }], phase, run_id: runId, status }, null, 2)}\n`);
+console.log(JSON.stringify({ phase, run_id: runId, status }, null, 2));
+if (status === "failed") process.exit(1);

tests/api/wp5-07-preview-grants.test.ts

@@ -0,0 +1,179 @@
+import { randomUUID } from "node:crypto";
+import { mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { createApp } from "../../apps/api/src/app.js";
+import { AssetPreviewGrantService } from "../../apps/api/src/preview-grants.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { createAssetReleaseManifest } from "../../packages/asset-release-manifest/src/index.js";
+
+const start = Date.parse("2026-08-04T08:00:00.000Z");
+const releaseVersion = "asset-20260804.1";
+const previewResourceId = "8f9b5c62-7488-4c7a-9f0c-3b8f3fc34f92";
+const roots: string[] = [];
+const registrations: RegistrationService[] = [];
+
+function harness() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp5-07-"));
+  roots.push(root);
+  let now = start;
+  const registration = new RegistrationService({
+    challengePepper: Buffer.alloc(32, 0x71),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0x72),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0x73),
+  });
+  registrations.push(registration);
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, 'user', 'active', 1, ?, ?)
+  `).run(userId, `${userId}@example.invalid`, randomUUID(), start);
+  registration.database.prepare(`
+    INSERT INTO user_profiles (user_id, creator_name, social_id)
+    VALUES (?, 'Preview User', '@preview_user')
+  `).run(userId);
+  registration.database.prepare(`
+    INSERT INTO credit_accounts (user_id, available_balance, reserved_balance, updated_at)
+    VALUES (?, 10, 0, ?)
+  `).run(userId, start);
+  const adminId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, 'super_admin', 'active', 0, ?, ?)
+  `).run(adminId, `${adminId}@example.invalid`, randomUUID(), start);
+  registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(adminId);
+  const assetReleases = createAssetReleaseManifest({
+    items: [{
+      access_class: "internal_preview_asset",
+      content: Buffer.from("preview-content"),
+      mime_type: "image/webp",
+      relative_path: "preview/TEMPLATE.webp",
+      resource_id: previewResourceId,
+      root_ref: "canonical-assets",
+    }],
+    release_version: releaseVersion,
+  });
+  const service = new AssetPreviewGrantService({ assetReleases, registration, clock: () => now });
+  return {
+    advance(milliseconds: number) { now += milliseconds; },
+    adminId,
+    registration,
+    service,
+    userId,
+  };
+}
+
+afterEach(() => {
+  for (const registration of registrations.splice(0)) registration.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TASK-WP5-07 internal preview grant lifecycle", () => {
+  it("keeps ordinary role, returns randomized manifest item IDs, and blocks revoked/expired grants", () => {
+    const test = harness();
+    const batch = test.service.createBatch({
+      name: "WP5 preview batch",
+      adminUserId: test.adminId,
+    });
+    test.service.addBatchItems({
+      adminUserId: test.adminId,
+      batchId: batch.batchId,
+      releaseVersion,
+      resourceIds: [previewResourceId],
+    });
+    const grant = test.service.grant({
+      adminUserId: test.adminId,
+      batchId: batch.batchId,
+      expiresAt: start + 60_000,
+      userId: test.userId,
+    });
+
+    const firstManifest = test.service.projectManifest({ releaseVersion, userId: test.userId });
+    expect(firstManifest?.items).toHaveLength(1);
+    expect(firstManifest?.items[0].resource_id).not.toBe(previewResourceId);
+    expect(firstManifest?.items[0].url).toContain(firstManifest?.items[0].resource_id ?? "");
+    expect(test.service.readManifestItem({
+      manifestItemId: firstManifest!.items[0].resource_id,
+      releaseVersion,
+      userId: test.userId,
+    })?.bytes).toEqual(Buffer.from("preview-content"));
+    expect(test.registration.database.prepare("SELECT role FROM users WHERE user_id = ?").get(test.userId)).toEqual({ role: "user" });
+
+    test.service.revoke({ adminUserId: test.adminId, grantId: grant.grantId });
+    expect(test.service.projectManifest({ releaseVersion, userId: test.userId })).toBeUndefined();
+    expect(test.service.readManifestItem({
+      manifestItemId: firstManifest!.items[0].resource_id,
+      releaseVersion,
+      userId: test.userId,
+    })).toBeUndefined();
+
+    const secondGrant = test.service.grant({
+      adminUserId: test.adminId,
+      batchId: batch.batchId,
+      expiresAt: start + 10_000,
+      userId: test.userId,
+    });
+    expect(secondGrant.status).toBe("active");
+    test.advance(10_001);
+    expect(test.service.projectManifest({ releaseVersion, userId: test.userId })).toBeUndefined();
+    expect(test.registration.database.prepare("SELECT status FROM asset_preview_grants WHERE grant_id = ?").get(secondGrant.grantId)).toEqual({ status: "expired" });
+
+    test.registration.database.prepare("UPDATE users SET status = 'active' WHERE user_id = ?").run(test.userId);
+    test.service.grant({
+      adminUserId: test.adminId,
+      batchId: batch.batchId,
+      expiresAt: start + 120_000,
+      userId: test.userId,
+    });
+    test.registration.changeUserStatus(test.userId, "suspended");
+    expect(test.service.projectManifest({ releaseVersion, userId: test.userId })).toBeUndefined();
+    expect(test.registration.database.prepare("SELECT COUNT(*) AS count FROM admin_operation_logs WHERE operation_type LIKE 'preview_grant_%'").get()).toEqual({ count: 5 });
+  });
+
+  it("serves the randomized item through the authenticated no-store route", async () => {
+    const test = harness();
+    const batch = test.service.createBatch({ name: "WP5 route batch", adminUserId: test.adminId });
+    test.service.addBatchItems({
+      adminUserId: test.adminId,
+      batchId: batch.batchId,
+      releaseVersion,
+      resourceIds: [previewResourceId],
+    });
+    const grant = test.service.grant({ adminUserId: test.adminId, batchId: batch.batchId, expiresAt: start + 60_000, userId: test.userId });
+    const session = test.registration.issueAuthenticatedSession(test.userId, "user");
+    const app = await createApp({
+      browserGate: false,
+      networkBoundary: { allowTestPort: true },
+      previewGrants: test.service,
+      registration: test.registration,
+    });
+    try {
+      const headers = { cookie: `dada_session=${session.sessionToken}`, host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" };
+      const manifest = await app.inject({ headers, method: "GET", url: `/api/v1/assets/preview/${releaseVersion}/manifest` });
+      expect(manifest.statusCode).toBe(200);
+      const itemId = manifest.json().items[0].resource_id;
+      expect(itemId).not.toBe(previewResourceId);
+      const asset = await app.inject({ headers, method: "GET", url: `/api/v1/assets/preview/${releaseVersion}/${itemId}` });
+      expect(asset.statusCode).toBe(200);
+      expect(asset.headers["cache-control"]).toBe("private, no-store");
+      expect(asset.rawPayload).toEqual(Buffer.from("preview-content"));
+      test.service.revoke({ adminUserId: test.adminId, grantId: grant.grantId });
+      const revoked = await app.inject({ headers, method: "GET", url: `/api/v1/assets/preview/${releaseVersion}/${itemId}` });
+      expect(revoked.statusCode).toBe(404);
+    } finally {
+      await app.close();
+    }
+  });
+});

tests/api/wp6-01-admin-shell.test.ts

@@ -0,0 +1,140 @@
+import { randomUUID } from "node:crypto";
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join, resolve } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { createApp } from "../../apps/api/src/app.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { adminOverviewFixture } from "../fixtures/wp6-01-admin-overview.js";
+
+const roots: string[] = [];
+const services: RegistrationService[] = [];
+const now = Date.parse("2026-08-03T09:30:00.000Z");
+const requestHeaders = { host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" };
+
+function createRegistration() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-01-api-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    adminAllowlistPepper: Buffer.alloc(32, 0xd1),
+    challengePepper: Buffer.alloc(32, 0xd2),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0xd3),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0xd4),
+  });
+  services.push(registration);
+  return registration;
+}
+
+function seedSubject(registration: RegistrationService, role: "super_admin" | "user") {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, ?, 'active', ?, ?, ?)
+  `).run(userId, `${role}-${userId}@example.invalid`, role, role === "user" ? 1 : 0, randomUUID(), now);
+  if (role === "super_admin") {
+    registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(userId);
+  }
+  return userId;
+}
+
+function tableCounts(registration: RegistrationService) {
+  return {
+    admin: (registration.database.prepare("SELECT COUNT(*) AS count FROM admin_operation_logs").get() as { count: number }).count,
+    private: (registration.database.prepare("SELECT COUNT(*) AS count FROM private_content_access_logs").get() as { count: number }).count,
+  };
+}
+
+afterEach(() => {
+  for (const service of services.splice(0)) service.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TDD-WP6-ADM-001-role-and-summary", () => {
+  it("authorizes only an active admin audience and returns a schema-redacted summary", async () => {
+    const registration = createRegistration();
+    const adminId = seedSubject(registration, "super_admin");
+    const ordinaryId = seedSubject(registration, "user");
+    const previewId = seedSubject(registration, "user");
+    registration.database.exec("CREATE TABLE asset_preview_grants_fixture (user_id TEXT PRIMARY KEY, status TEXT NOT NULL)");
+    registration.database.prepare("INSERT INTO asset_preview_grants_fixture (user_id, status) VALUES (?, 'active')").run(previewId);
+
+    const adminSession = registration.issueAuthenticatedSession(adminId, "admin");
+    const ordinarySession = registration.issueAuthenticatedSession(ordinaryId, "user");
+    const previewSession = registration.issueAuthenticatedSession(previewId, "user");
+    let providerCalls = 0;
+    const app = await createApp({
+      adminOverview: async () => {
+        providerCalls += 1;
+        return {
+          ...adminOverviewFixture,
+          absolute_path: "forbidden-path-trap",
+          ["api" + "_key"]: "forbidden-key-trap",
+          private_prompt: "forbidden-prompt-trap",
+          recent_operations: adminOverviewFixture.recent_operations.map((operation) => ({
+            ...operation,
+            actor_email: "forbidden@example.invalid",
+          })),
+        };
+      },
+      browserGate: false,
+      networkBoundary: { allowTestPort: true },
+      registration,
+    });
+
+    for (const token of [undefined, ordinarySession.sessionToken, previewSession.sessionToken]) {
+      const response = await app.inject({
+        headers: token ? { ...requestHeaders, cookie: `dada_admin_session=${token}` } : requestHeaders,
+        method: "GET",
+        url: "/api/v1/admin/overview",
+      });
+      expect(response.statusCode).toBe(401);
+    }
+    expect(providerCalls).toBe(0);
+
+    const before = tableCounts(registration);
+    const allowed = await app.inject({
+      headers: { ...requestHeaders, cookie: `dada_admin_session=${adminSession.sessionToken}` },
+      method: "GET",
+      url: "/api/v1/admin/overview",
+    });
+    expect(allowed.statusCode).toBe(200);
+    expect(allowed.json()).toEqual(adminOverviewFixture);
+    expect(JSON.stringify(allowed.json())).not.toMatch(/absolute_path|api_key|private_prompt|actor_email|forbidden/i);
+    expect(providerCalls).toBe(1);
+    expect(tableCounts(registration)).toEqual(before);
+
+    registration.revokeAdminSessions(adminId, "disabled");
+    const afterDisable = tableCounts(registration);
+    const revoked = await app.inject({
+      headers: { ...requestHeaders, cookie: `dada_admin_session=${adminSession.sessionToken}` },
+      method: "GET",
+      url: "/api/v1/admin/overview",
+    });
+    expect(revoked.statusCode).toBe(401);
+    expect(providerCalls).toBe(1);
+    expect(tableCounts(registration)).toEqual(afterDisable);
+    const evidenceRoot = process.env.DADA_WP6_01_EVIDENCE_DIR;
+    if (evidenceRoot) {
+      mkdirSync(evidenceRoot, { recursive: true });
+      writeFileSync(resolve(evidenceRoot, "response.json"), `${JSON.stringify({
+        active_admin: allowed.json(),
+        denied_statuses: { anonymous: 401, ordinary: 401, preview: 401, suspended_admin: revoked.statusCode },
+      }, null, 2)}\n`);
+      writeFileSync(resolve(evidenceRoot, "db-access.json"), `${JSON.stringify({
+        active_read_delta: { admin_operation_logs: 0, private_content_access_logs: 0 },
+        denied_read_delta: { admin_operation_logs: 0, private_content_access_logs: 0 },
+        provider_calls: providerCalls,
+      }, null, 2)}\n`);
+    }
+    await app.close();
+  });
+});

tests/api/wp6-02-private-content.test.ts

@@ -0,0 +1,105 @@
+import { randomUUID } from "node:crypto";
+import { mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { createApp } from "../../apps/api/src/app.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+
+const roots: string[] = [];
+const services: RegistrationService[] = [];
+const now = Date.parse("2026-08-04T09:30:00.000Z");
+const headers = { host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" };
+
+function harness() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-02-api-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    adminAllowlistPepper: Buffer.alloc(32, 0xc1),
+    challengePepper: Buffer.alloc(32, 0xc2),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-private-content-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0xc3),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0xc4),
+  });
+  services.push(registration);
+  const adminId = randomUUID();
+  const ownerId = randomUUID();
+  const projectId = randomUUID();
+  const generationId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (user_id, normalized_email, role, status, counts_toward_stage_limit, registration_id, created_at)
+    VALUES (?, ?, 'super_admin', 'active', 0, ?, ?), (?, ?, 'user', 'active', 1, ?, ?)
+  `).run(adminId, `admin-${adminId}@example.invalid`, randomUUID(), now, ownerId, `user-${ownerId}@example.invalid`, randomUUID(), now);
+  registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(adminId);
+  registration.database.prepare("INSERT INTO user_profiles (user_id, creator_name, social_id) VALUES (?, 'Admin', '@admin')").run(adminId);
+  registration.database.exec(`
+    CREATE TABLE generation_jobs (
+      generation_id TEXT PRIMARY KEY, owner_id TEXT NOT NULL, project_id TEXT NOT NULL,
+      prompt TEXT NOT NULL, ratio TEXT NOT NULL, status TEXT NOT NULL, model_id TEXT NOT NULL,
+      model_config_version INTEGER NOT NULL, confirmed_credit_cost INTEGER NOT NULL,
+      reserved_credits INTEGER NOT NULL, final_credit_state TEXT, error_category TEXT,
+      created_at INTEGER NOT NULL, updated_at INTEGER NOT NULL, submission_ready INTEGER NOT NULL DEFAULT 1
+    );
+    CREATE TABLE project_images (image_id TEXT PRIMARY KEY, project_id TEXT NOT NULL, generation_id TEXT NOT NULL, created_at INTEGER NOT NULL);
+  `);
+  registration.database.prepare(`
+    INSERT INTO generation_jobs (
+      generation_id, owner_id, project_id, prompt, ratio, status, model_id, model_config_version,
+      confirmed_credit_cost, reserved_credits, final_credit_state, error_category, created_at, updated_at, submission_ready
+    ) VALUES (?, ?, ?, ?, '1:1', 'succeeded', 'demo.model', 1, 2, 0, 'committed', NULL, ?, ?, 1)
+  `).run(generationId, ownerId, projectId, "secret prompt must never be listed", now - 1000, now);
+  return { registration, adminId, generationId, adminSession: registration.issueAuthenticatedSession(adminId, "admin") };
+}
+
+afterEach(() => {
+  for (const service of services.splice(0)) service.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TDD-WP6-PRIV-001/TDD-WP6-PRIV-002", () => {
+  it("persists notice acknowledgement, returns metadata only, and audits every prompt open", async () => {
+    const fixture = harness();
+    const app = await createApp({ browserGate: false, networkBoundary: { allowTestPort: true }, registration: fixture.registration });
+    const cookie = `dada_admin_session=${fixture.adminSession.sessionToken}`;
+    const denied = await app.inject({ headers: { ...headers, cookie }, method: "GET", url: "/api/v1/admin/generations" });
+    expect(denied.statusCode).toBe(428);
+    expect(denied.json()).toMatchObject({ error: { code: "PRIVATE_CONTENT_NOTICE_ACK_REQUIRED", details: { latest_version: "p0a-private-content-v1" } } });
+    expect(JSON.stringify(denied.json())).not.toContain("secret prompt");
+
+    const csrf = fixture.registration.issueAdminCsrfToken(fixture.adminSession.sessionToken);
+    const ack = await app.inject({
+      headers: { ...headers, cookie, "x-csrf-token": csrf, "idempotency-key": "wp6-02-ack-000000000000000000000000000000" },
+      method: "POST", payload: { expected_notice_version: "p0a-private-content-v1" }, url: "/api/v1/admin/private-content-notice/ack",
+    });
+    expect(ack.statusCode).toBe(200);
+    expect(ack.json()).toMatchObject({ notice_version: "p0a-private-content-v1", status: "acknowledged" });
+
+    const stale = await app.inject({
+      headers: { ...headers, cookie, "x-csrf-token": fixture.registration.issueAdminCsrfToken(fixture.adminSession.sessionToken), "idempotency-key": "wp6-02-ack-stale-000000000000000000000000000" },
+      method: "POST", payload: { expected_notice_version: "old-private-content-v0" }, url: "/api/v1/admin/private-content-notice/ack",
+    });
+    expect(stale.statusCode).toBe(428);
+    expect(stale.json()).toMatchObject({ error: { code: "PRIVATE_CONTENT_NOTICE_ACK_REQUIRED", details: { latest_version: "p0a-private-content-v1" } } });
+
+    const list = await app.inject({ headers: { ...headers, cookie }, method: "GET", url: "/api/v1/admin/generations" });
+    expect(list.statusCode).toBe(200);
+    expect(list.json().items[0]).toMatchObject({ generation_id: fixture.generationId, owner_ref: expect.any(String), status: "succeeded" });
+    expect(JSON.stringify(list.json())).not.toContain("secret prompt");
+
+    const opened = await app.inject({ headers: { ...headers, cookie }, method: "GET", url: `/api/v1/admin/private-content/generations/${fixture.generationId}/prompt` });
+    expect(opened.statusCode).toBe(200);
+    expect(opened.json()).toEqual({ content_type: "prompt", generation_id: fixture.generationId, prompt: "secret prompt must never be listed" });
+    expect((fixture.registration.database.prepare("SELECT COUNT(*) AS count FROM private_content_access_logs").get() as { count: number }).count).toBe(1);
+
+    const reopened = await app.inject({ headers: { ...headers, cookie }, method: "GET", url: `/api/v1/admin/private-content/generations/${fixture.generationId}/prompt` });
+    expect(reopened.statusCode).toBe(200);
+    expect((fixture.registration.database.prepare("SELECT COUNT(*) AS count FROM private_content_access_logs").get() as { count: number }).count).toBe(2);
+    await app.close();
+  });
+});

tests/api/wp6-03-services.test.ts

@@ -0,0 +1,157 @@
+import { randomUUID } from "node:crypto";
+import { mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { ExternalServiceUsage, ExternalServiceUsageError } from "../../apps/api/src/external-service-usage.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { createApp } from "../../apps/api/src/app.js";
+import { MockAmapAdapter } from "../../apps/api/src/amap-adapter.js";
+
+const roots: string[] = [];
+const registrations: RegistrationService[] = [];
+
+afterEach(() => {
+  for (const registration of registrations.splice(0)) registration.close();
+  for (const root of roots.splice(0)) rmSync(root, { recursive: true, force: true });
+});
+
+function createRegistration(now = Date.parse("2026-08-04T09:00:00.000Z")) {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-03-services-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    adminAllowlistPepper: Buffer.alloc(32, 0x91),
+    challengePepper: Buffer.alloc(32, 0x92),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0x93),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0x94),
+  });
+  registrations.push(registration);
+  return registration;
+}
+
+function seedAdmin(registration: RegistrationService, now = Date.parse("2026-08-04T09:00:00.000Z")) {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (user_id, normalized_email, role, status, counts_toward_stage_limit, registration_id, created_at)
+    VALUES (?, ?, 'super_admin', 'active', 0, ?, ?)
+  `).run(userId, `${userId}@example.invalid`, randomUUID(), now);
+  registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(userId);
+  return userId;
+}
+
+function seedUser(registration: RegistrationService, now = Date.parse("2026-08-04T09:00:00.000Z")) {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (user_id, normalized_email, role, status, counts_toward_stage_limit, registration_id, created_at)
+    VALUES (?, ?, 'user', 'active', 1, ?, ?)
+  `).run(userId, `${userId}@example.invalid`, randomUUID(), now);
+  registration.database.prepare("INSERT INTO user_profiles (user_id, creator_name, social_id) VALUES (?, 'Test User', '@test_user')").run(userId);
+  registration.database.prepare("INSERT INTO credit_accounts (user_id, available_balance, reserved_balance, updated_at) VALUES (?, 10, 0, ?)").run(userId, now);
+  return userId;
+}
+
+describe("TDD-WP6-SVC-001 quota hard stop", () => {
+  it("claims Resend daily and monthly quotas transactionally and pauses before the next call", () => {
+    const registration = createRegistration();
+    const usage = registration.serviceUsage;
+    usage.setHardLimit({ serviceId: "resend_email", periodType: "daily", hardLimit: 2, actorId: "fixture-admin" });
+    usage.setHardLimit({ serviceId: "resend_email", periodType: "monthly", hardLimit: 2, actorId: "fixture-admin" });
+
+    expect(usage.claimResend()).toMatchObject({ allowed: true, remaining: 1 });
+    expect(usage.claimResend()).toMatchObject({ allowed: true, remaining: 0 });
+    expect(() => usage.claimResend()).toThrowError(ExternalServiceUsageError);
+    expect(usage.read("resend_email").every((row) => row.status === "paused_quota")).toBe(true);
+  });
+
+  it("does not call a paused provider, and requires a successful health check before recovery", () => {
+    const registration = createRegistration();
+    const usage = registration.serviceUsage;
+    usage.markProviderFailure({ serviceId: "amap_web_service", reason: "provider_unavailable" });
+    expect(() => usage.claimAmap()).toThrowError(ExternalServiceUsageError);
+    expect(() => usage.recover({ serviceId: "amap_web_service", actorId: randomUUID(), checkId: randomUUID() }))
+      .toThrowError(/health_check_required/);
+
+    const check = usage.recordHealthCheck({ serviceId: "amap_web_service", available: true, reason: "ok" });
+    expect(usage.recover({ serviceId: "amap_web_service", actorId: randomUUID(), checkId: check.checkId })).toMatchObject({ status: "active" });
+  });
+
+  it("keeps a new free period paused until an administrator confirms it", () => {
+    const firstNow = Date.parse("2026-08-04T23:59:00.000Z");
+    const registration = createRegistration(firstNow);
+    registration.serviceUsage.claimAmap(firstNow);
+    const nextPeriod = new ExternalServiceUsage({
+      database: registration.database,
+      clock: () => Date.parse("2026-09-01T00:01:00.000Z"),
+    });
+    expect(() => nextPeriod.claimAmap()).toThrowError(/service_paused_quota/);
+    expect(nextPeriod.read("amap_web_service").find((row) => row.periodStart === Date.parse("2026-08-01T00:00:00.000Z"))?.status).toBe("active");
+    expect(nextPeriod.read("amap_web_service").find((row) => row.periodStart === Date.parse("2026-09-01T00:00:00.000Z"))?.status).toBe("paused_quota");
+  });
+
+  it("rejects hard-limit increases and records non-sensitive admin audit", () => {
+    const registration = createRegistration();
+    const usage = registration.serviceUsage;
+    expect(() => usage.setHardLimit({ serviceId: "amap_web_service", periodType: "monthly", hardLimit: 1001, actorId: randomUUID() }))
+      .toThrowError(/hard_limit_increase_forbidden/);
+    expect(registration.database.prepare("SELECT COUNT(*) AS count FROM admin_operation_logs WHERE operation_type = 'service_hard_limit_update'").get())
+      .toMatchObject({ count: 1 });
+  });
+
+  it("blocks the 81st Resend attempt before the adapter and exposes only current rows to admins", async () => {
+    let now = Date.parse("2026-08-04T09:00:00.000Z");
+    const registration = createRegistration(now);
+    const resend = registration.options.resend as MockResendAdapter;
+    registration.serviceUsage.setHardLimit({ serviceId: "resend_email", periodType: "daily", hardLimit: 1, actorId: "fixture-admin" });
+    registration.serviceUsage.setHardLimit({ serviceId: "resend_email", periodType: "monthly", hardLimit: 1, actorId: "fixture-admin" });
+    const invite = registration.createInvite({ expiresAt: now + 86_400_000, maxUses: 3 });
+    await registration.sendRegistrationCode({ email: "quota-one@example.invalid", inviteCode: invite.code });
+    expect(() => registration.serviceUsage.claimResend()).toThrowError(/service_paused_quota/);
+    expect(resend.calls).toHaveLength(1);
+
+    const adminId = seedAdmin(registration, now);
+    const adminSession = registration.issueAuthenticatedSession(adminId, "admin");
+    const csrfToken = registration.issueAdminCsrfToken(adminSession.sessionToken);
+    const app = await createApp({ browserGate: false, networkBoundary: { allowTestPort: true }, registration });
+    await app.ready();
+    const response = await app.inject({
+      headers: { cookie: `dada_admin_session=${adminSession.sessionToken}`, host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" },
+      method: "GET",
+      url: "/api/v1/admin/services",
+    });
+    expect(response.statusCode).toBe(200);
+    expect(response.json().services).toHaveLength(3);
+    expect(response.json().services.find((row: { service_id: string; period_type: string }) => row.service_id === "resend_email" && row.period_type === "daily").service_status).toBe("paused_quota");
+    const health = await app.inject({
+      headers: { "idempotency-key": `${randomUUID()}${randomUUID()}`, "x-csrf-token": csrfToken, cookie: `dada_admin_session=${adminSession.sessionToken}`, host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" },
+      method: "POST",
+      payload: { available: true, reason: "new_period" },
+      url: "/api/v1/admin/services/resend_email/health-check",
+    });
+    expect(health.statusCode).toBe(200);
+    await app.close();
+  });
+
+  it("stops DYN004 after its quota without affecting the rest of the editor", async () => {
+    const registration = createRegistration();
+    const userId = seedUser(registration);
+    const session = registration.issueAuthenticatedSession(userId, "user");
+    const csrfToken = registration.issueUserCsrfToken(session.sessionToken);
+    const amap = new MockAmapAdapter();
+    registration.serviceUsage.setHardLimit({ serviceId: "amap_web_service", periodType: "monthly", hardLimit: 1, actorId: "fixture-admin" });
+    const app = await createApp({ amap, browserGate: false, networkBoundary: { allowTestPort: true }, registration });
+    const headers = { cookie: `dada_session=${session.sessionToken}`, host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121", "x-csrf-token": csrfToken };
+    const first = await app.inject({ headers, method: "POST", payload: { latitude: 30, longitude: 120 }, url: "/api/v1/location/reverse-geocode" });
+    const second = await app.inject({ headers, method: "POST", payload: { latitude: 31, longitude: 121 }, url: "/api/v1/location/reverse-geocode" });
+    expect(first.statusCode).toBe(200);
+    expect(second.statusCode).toBe(503);
+    expect(amap.calls).toHaveLength(1);
+    await app.close();
+  });
+});

tests/api/wp6-04-audit.test.ts

@@ -0,0 +1,123 @@
+import { randomUUID } from "node:crypto";
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join, resolve } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { auditRetentionMilliseconds, serializeAuditSummary } from "../../apps/api/src/audit-policy.js";
+import { createApp } from "../../apps/api/src/app.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { wp604OperationMatrix } from "../fixtures/wp6-04-audit.js";
+
+const roots: string[] = [];
+const services: RegistrationService[] = [];
+const now = Date.parse("2026-08-04T09:30:00.000Z");
+const requestHeaders = { host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" };
+
+function fixture() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-04-api-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    challengePepper: Buffer.alloc(32, 0xa1),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0xa2),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0xa3),
+  });
+  services.push(registration);
+  return registration;
+}
+
+function seedSubject(registration: RegistrationService, role: "super_admin" | "user") {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, ?, 'active', ?, ?, ?)
+  `).run(userId, `${role}-${userId}@example.invalid`, role, role === "user" ? 1 : 0, randomUUID(), now);
+  if (role === "super_admin") {
+    registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(userId);
+  }
+  return userId;
+}
+
+function seedAuditRows(registration: RegistrationService, adminId: string) {
+  const operationInsert = registration.database.prepare(`
+    INSERT INTO admin_operation_logs (
+      log_id, actor_type, actor_ref, operation_type, target_type, target_ref,
+      result, before_summary, after_summary, occurred_at, expires_at
+    ) VALUES (?, 'super_admin', ?, ?, ?, ?, ?, ?, ?, ?, ?)
+  `);
+  wp604OperationMatrix.forEach((entry, index) => {
+    const occurredAt = now - index * 1_000;
+    operationInsert.run(
+      randomUUID(), adminId, entry.operation_type, entry.target_type, randomUUID(),
+      entry.operation_type === "asset_cleanup_reference_denied" || entry.operation_type === "asset_cleanup_physical_failed" ? "failed" : "succeeded",
+      serializeAuditSummary({ status: "before" }), serializeAuditSummary({ count: index, status: "after" }),
+      occurredAt, occurredAt + auditRetentionMilliseconds,
+    );
+  });
+  registration.database.prepare(`
+    INSERT INTO private_content_access_logs (
+      log_id, actor_ref, subject_ref, target_ref, content_type, occurred_at, expires_at
+    ) VALUES (?, ?, ?, ?, 'prompt', ?, ?)
+  `).run(randomUUID(), adminId, randomUUID(), randomUUID(), now - 60_000, now - 60_000 + auditRetentionMilliseconds);
+}
+
+afterEach(() => {
+  for (const service of services.splice(0)) service.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TDD-WP6-AUD-001-sensitive-operations", () => {
+  it("keeps operation and private-content audit APIs separate, admin-only, redacted, and cursor-paged", async () => {
+    const registration = fixture();
+    const adminId = seedSubject(registration, "super_admin");
+    const userId = seedSubject(registration, "user");
+    seedAuditRows(registration, adminId);
+    const admin = registration.issueAuthenticatedSession(adminId, "admin");
+    const ordinary = registration.issueAuthenticatedSession(userId, "user");
+    const app = await createApp({ browserGate: false, networkBoundary: { allowTestPort: true }, registration });
+
+    for (const path of ["operations", "private-content"]) {
+      const denied = await app.inject({
+        headers: { ...requestHeaders, cookie: `dada_admin_session=${ordinary.sessionToken}` },
+        method: "GET",
+        url: `/api/v1/admin/audit/${path}?limit=2`,
+      });
+      expect(denied.statusCode).toBe(401);
+    }
+
+    const headers = { ...requestHeaders, cookie: `dada_admin_session=${admin.sessionToken}` };
+    const first = await app.inject({ headers, method: "GET", url: "/api/v1/admin/audit/operations?limit=2" });
+    expect(first.statusCode).toBe(200);
+    expect(first.json().items).toHaveLength(2);
+    expect(first.json().next_cursor).toEqual(expect.any(String));
+    const second = await app.inject({ headers, method: "GET", url: `/api/v1/admin/audit/operations?limit=2&cursor=${first.json().next_cursor}` });
+    expect(second.statusCode).toBe(200);
+    expect(second.json().items[0].log_id).not.toBe(first.json().items[0].log_id);
+
+    const privateAccess = await app.inject({ headers, method: "GET", url: "/api/v1/admin/audit/private-content?limit=20" });
+    expect(privateAccess.statusCode).toBe(200);
+    expect(privateAccess.json().items).toHaveLength(1);
+    expect(privateAccess.json().items[0]).toMatchObject({ content_type: "prompt" });
+    expect(JSON.stringify(first.json())).not.toMatch(/content_type|subject_ref|prompt|image|email|secret|path/i);
+    expect(JSON.stringify(privateAccess.json())).not.toMatch(/operation_type|before_summary|after_summary|email|secret|path/i);
+
+    const evidenceRoot = process.env.DADA_EVIDENCE_DIR_WP6_AUD;
+    if (evidenceRoot) {
+      mkdirSync(evidenceRoot, { recursive: true });
+      writeFileSync(resolve(evidenceRoot, "redaction.json"), `${JSON.stringify({
+        operation_fields: Object.keys(first.json().items[0]).sort(),
+        private_access_fields: Object.keys(privateAccess.json().items[0]).sort(),
+        sensitive_fields_present: false,
+      }, null, 2)}\n`);
+    }
+    await app.close();
+  });
+});

tests/api/wp6-05-state.test.ts

@@ -0,0 +1,179 @@
+import { randomUUID } from "node:crypto";
+import { mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { createApp } from "../../apps/api/src/app.js";
+import { createAdminServicesStorageProvider } from "../../apps/api/src/admin-state.js";
+import { ManagedStorage } from "../../apps/api/src/managed-storage.js";
+import { ModelConfigurationService } from "../../apps/api/src/model-configuration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import type { AdminDiagnosticsResponse, AdminServicesStorageResponse } from "@dada/shared-contracts";
+
+const now = "2026-08-04T09:30:00.000Z";
+const headers = { host: "127.0.0.1:43121", origin: "http://127.0.0.1:43121" };
+const roots: string[] = [];
+const registrations: RegistrationService[] = [];
+const storages: ManagedStorage[] = [];
+
+const servicesFixture: AdminServicesStorageResponse = {
+  generated_at: now,
+  services: [
+    { checked_at: now, configured: true, impact_scope: "authentication", pause_reason: null, service_id: "resend", status: "active" },
+    { checked_at: now, configured: true, impact_scope: "location", pause_reason: "quota_exhausted", service_id: "amap", status: "paused_quota" },
+    { checked_at: now, configured: true, impact_scope: "generation", pause_reason: "balance_insufficient", service_id: "ai_gateway", status: "degraded" },
+    { checked_at: now, configured: true, impact_scope: "generation", pause_reason: "worker_stopped", service_id: "worker", status: "degraded" },
+    { checked_at: now, configured: true, impact_scope: "api", pause_reason: null, service_id: "api", status: "active" },
+    { checked_at: now, configured: true, impact_scope: "storage", pause_reason: null, service_id: "asset_root", status: "active" },
+  ],
+  storage: {
+    capacity_notice_level: "warning",
+    cleanup_pending_count: 2,
+    data_root_ref: "configured_local_data_root",
+    hard_limit_bytes: 5_368_709_120,
+    last_measured_at: now,
+    managed_content_bytes: 4_563_402_752,
+    remeasurement_required: false,
+    status: "active",
+    storage_backend: "local_filesystem",
+  },
+};
+
+const diagnosticsFixture: AdminDiagnosticsResponse = {
+  generated_at: now,
+  diagnostic_text: "Dada P0-A\napp_version=0.0.0\napi_status=ready\nworker_status=ready\nstorage_status=active",
+  services: servicesFixture,
+  system: {
+    api_status: "ready",
+    app_version: "0.0.0",
+    browser_support: [{ brand: "Google Chrome", major: 128 }, { brand: "Microsoft Edge", major: 128 }],
+    worker_status: "ready",
+  },
+};
+
+function createRegistration() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-05-api-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    adminAllowlistPepper: Buffer.alloc(32, 0xe1),
+    challengePepper: Buffer.alloc(32, 0xe2),
+    clock: () => Date.parse(now),
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0xe3),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0xe4),
+  });
+  registrations.push(registration);
+  return registration;
+}
+
+function seedAdmin(registration: RegistrationService) {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (user_id, normalized_email, role, status, counts_toward_stage_limit, registration_id, created_at)
+    VALUES (?, ?, 'super_admin', 'active', 0, ?, ?)
+  `).run(userId, `${userId}@example.invalid`, randomUUID(), Date.parse(now));
+  registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(userId);
+  return registration.issueAuthenticatedSession(userId, "admin");
+}
+
+afterEach(() => {
+  for (const storage of storages.splice(0)) storage.close();
+  for (const registration of registrations.splice(0)) registration.close();
+  for (const root of roots.splice(0)) rmSync(root, { recursive: true, force: true });
+});
+
+describe("admin status aggregation", () => {
+  it("reads storage and runtime truth without fabricating provider readiness", () => {
+    const registration = createRegistration();
+    const root = roots[roots.length - 1]!;
+    const storage = new ManagedStorage({ dataRoot: root, databasePath: join(root, "dada.sqlite3") });
+    storages.push(storage);
+    const models = new ModelConfigurationService({ database: registration.database, clock: () => Date.parse(now) });
+    const state = createAdminServicesStorageProvider({ database: registration.database, models, storage, clock: () => Date.parse(now) })();
+    expect(new Set(state.services.map((service) => service.service_id)).size).toBe(6);
+    expect(state.services.find((service) => service.service_id === "worker")?.status).toBe("unavailable");
+    expect(state.services.find((service) => service.service_id === "ai_gateway")?.status).toBe("degraded");
+    expect(state.storage.storage_backend).toBe("local_filesystem");
+    expect(JSON.stringify(state)).not.toContain("http");
+    expect(JSON.stringify(state)).not.toContain("@example");
+  });
+});
+
+describe("TDD-WP6-STATE-001-three-model-states", () => {
+  it("requires an active admin session and keeps model/service state provider-backed", async () => {
+    const registration = createRegistration();
+    let serviceCalls = 0;
+    const app = await createApp({
+      adminDiagnostics: async () => diagnosticsFixture,
+      adminServicesStorage: async () => {
+        serviceCalls += 1;
+        return servicesFixture;
+      },
+      browserGate: false,
+      networkBoundary: { allowTestPort: true },
+      registration,
+    });
+
+    const denied = await app.inject({ headers, method: "GET", url: "/api/v1/admin/services-storage" });
+    expect(denied.statusCode).toBe(401);
+    expect(serviceCalls).toBe(0);
+
+    const session = seedAdmin(registration);
+    const authorizedHeaders = { ...headers, cookie: `dada_admin_session=${session.sessionToken}` };
+    const state = await app.inject({ headers: authorizedHeaders, method: "GET", url: "/api/v1/admin/services-storage" });
+    expect(state.statusCode).toBe(200);
+    expect(state.json()).toEqual(servicesFixture);
+    expect(serviceCalls).toBe(1);
+    expect(JSON.stringify(state.json()).toLowerCase()).not.toMatch(/secret|password|email|absolute/);
+
+    const diagnostic = await app.inject({ headers: authorizedHeaders, method: "GET", url: "/api/v1/admin/diagnostics" });
+    expect(diagnostic.statusCode).toBe(200);
+    expect(diagnostic.json()).toEqual(diagnosticsFixture);
+    await app.close();
+  });
+});
+
+describe("TDD-WP6-DIAG-001-redacted-diagnostics", () => {
+  it("rejects a provider diagnostic that contains a credential or absolute path trap", async () => {
+    const registration = createRegistration();
+    const app = await createApp({
+      adminDiagnostics: async () => ({ ...diagnosticsFixture, diagnostic_text: "api_key=trap C:\\Users\\dada\\secret.txt" }),
+      browserGate: false,
+      networkBoundary: { allowTestPort: true },
+      registration,
+    });
+    const session = seedAdmin(registration);
+    const response = await app.inject({
+      headers: { ...headers, cookie: `dada_admin_session=${session.sessionToken}` },
+      method: "GET",
+      url: "/api/v1/admin/diagnostics",
+    });
+    expect(response.statusCode).toBe(503);
+    await app.close();
+  });
+
+  it("rejects a sensitive nested service reason even when diagnostic text is clean", async () => {
+    const registration = createRegistration();
+    const app = await createApp({
+      adminDiagnostics: async () => ({
+        ...diagnosticsFixture,
+        services: {
+          ...servicesFixture,
+          services: servicesFixture.services.map((service) => service.service_id === "resend" ? { ...service, pause_reason: "password" } : service),
+        },
+      }),
+      browserGate: false,
+      networkBoundary: { allowTestPort: true },
+      registration,
+    });
+    const session = seedAdmin(registration);
+    const response = await app.inject({ headers: { ...headers, cookie: `dada_admin_session=${session.sessionToken}` }, method: "GET", url: "/api/v1/admin/diagnostics" });
+    expect(response.statusCode).toBe(503);
+    await app.close();
+  });
+});

tests/e2e/wp5-05-admin-assets.spec.ts

@@ -7,7 +7,16 @@ import { createServer, type ViteDevServer } from "vite";
 let vite: ViteDevServer;
 let webUrl: string;
 const png = Buffer.from("iVBORw0KGgoAAAANSUhEUgAAAAQAAAADCAYAAAC09K7GAAAACXBIWXMAAAPoAAAD6AG1e1JrAAAAEklEQVQImWO4E6XxHxkzEBQAANIxHF3ECQOzAAAAAElFTkSuQmCC", "base64");
-const adminSession = { csrf_token: "csrf-wp5-05-admin-000000000000000000000000000000000" };
+const adminSession = {
+  acknowledged_private_content_notice_version: null,
+  admin: { role: "super_admin", status: "active", user_id: "00000000-0000-4000-8000-000000001405" },
+  audience: "admin",
+  authenticated: true,
+  csrf_token: "csrf-wp5-05-admin-000000000000000000000000000000000",
+  current_private_content_notice_version: null,
+  expires_at: "2026-09-03T12:00:00.000Z",
+  notice_acknowledged: false,
+};
 const projectId = "00000000-0000-4000-8000-000000001405";
 const userSession = {
   audience: "user", authenticated: true, credits: { available_balance: 10, reserved_balance: 0 },

tests/e2e/wp6-01-admin-shell.spec.ts

@@ -0,0 +1,137 @@
+import { mkdirSync } from "node:fs";
+import { resolve } from "node:path";
+
+import { expect, test, type Page } from "@playwright/test";
+import { createServer, type ViteDevServer } from "vite";
+
+import { adminOverviewFixture } from "../fixtures/wp6-01-admin-overview.js";
+
+let vite: ViteDevServer;
+let webUrl: string;
+
+const adminSession = {
+  acknowledged_private_content_notice_version: null,
+  admin: { role: "super_admin", status: "active", user_id: "00000000-0000-4000-8000-000000000601" },
+  audience: "admin",
+  authenticated: true,
+  csrf_token: "csrf-admin-shell-fixture-000000000000000000000000000000000",
+  current_private_content_notice_version: null,
+  expires_at: "2026-09-02T09:30:00.000Z",
+  notice_acknowledged: false,
+};
+
+const navigation = [
+  ["总览", "/admin"],
+  ["用户与点数", "/admin/users"],
+  ["邀请码", "/admin/invites"],
+  ["模型", "/admin/models"],
+  ["素材", "/admin/assets"],
+  ["内部预览", "/admin/preview"],
+  ["生成记录", "/admin/generations"],
+  ["服务与存储", "/admin/services-storage"],
+  ["审计", "/admin/audit"],
+] as const;
+
+test.beforeAll(async () => {
+  vite = await createServer({
+    configFile: resolve("apps/web/vite.config.ts"),
+    root: resolve("apps/web"),
+    server: { host: "127.0.0.1", port: 0 },
+  });
+  await vite.listen();
+  const address = vite.httpServer?.address();
+  if (!address || typeof address === "string") throw new Error("Vite did not expose a test port.");
+  webUrl = `http://127.0.0.1:${address.port}`;
+});
+
+test.afterAll(async () => vite.close());
+
+async function routeActiveAdmin(page: Page) {
+  await page.route("**/api/v1/admin-auth/session", (route) => route.fulfill({
+    body: JSON.stringify(adminSession),
+    contentType: "application/json",
+    status: 200,
+  }));
+  await page.route("**/api/v1/admin/overview", (route) => route.fulfill({
+    body: JSON.stringify(adminOverviewFixture),
+    contentType: "application/json",
+    status: 200,
+  }));
+}
+
+test("TDD-WP6-ADM-001-role-and-summary renders the protected nine-entry admin shell", async ({ page }) => {
+  const requests: string[] = [];
+  page.on("request", (request) => requests.push(request.url()));
+  await routeActiveAdmin(page);
+  await page.goto(`${webUrl}/admin`);
+
+  await expect(page.getByRole("heading", { level: 2, name: "运营总览" })).toBeVisible();
+  const sidebar = page.getByRole("navigation", { name: "后台主导航" });
+  await expect(sidebar).toBeVisible();
+  for (const [name, href] of navigation) {
+    await expect(sidebar.getByRole("link", { name, exact: true })).toHaveAttribute("href", href);
+  }
+  expect(Math.round((await sidebar.boundingBox())?.width ?? 0)).toBe(216);
+  await expect(page.getByText("4 / 10", { exact: true })).toBeVisible();
+  await expect(page.getByText("待人工核对 1", { exact: true })).toBeVisible();
+  await expect(page.getByText("85.0%", { exact: true })).toBeVisible();
+  await expect(page.getByRole("link", { name: "有异常", exact: true })).toBeVisible();
+  await expect(page.locator("body")).not.toContainText(/forbidden|example\.invalid|api[_ -]?key|完整提示词/i);
+  expect(requests.some((url) => /prompt|private-content|image-content/i.test(url))).toBe(false);
+
+  const evidenceRoot = process.env.DADA_EVIDENCE_DIR_ADMIN;
+  if (evidenceRoot) {
+    const screenshotDirectory = resolve(evidenceRoot, "screenshots");
+    mkdirSync(screenshotDirectory, { recursive: true });
+    await page.screenshot({ fullPage: true, path: resolve(screenshotDirectory, "admin-overview.png") });
+  }
+});
+
+test("TDD-WP6-ADM-001-role-and-summary keeps ordinary and preview sessions outside admin", async ({ page }) => {
+  let overviewCalls = 0;
+  await page.route("**/api/v1/admin-auth/session", (route) => route.fulfill({
+    body: JSON.stringify({ error: { code: "AUTH_SESSION_INVALID", subject: "preview_user" } }),
+    contentType: "application/json",
+    status: 401,
+  }));
+  await page.route("**/api/v1/admin/overview", (route) => {
+    overviewCalls += 1;
+    return route.fulfill({ body: "null", contentType: "application/json", status: 401 });
+  });
+
+  await page.goto(`${webUrl}/admin`);
+  await expect(page).toHaveURL(`${webUrl}/admin/login`);
+  await expect(page.getByRole("heading", { name: "管理员邮箱验证码登录" })).toBeVisible();
+  expect(overviewCalls).toBe(0);
+  await expect(page.getByText("DADA ADMIN", { exact: true })).toHaveCount(0);
+  const evidenceRoot = process.env.DADA_EVIDENCE_DIR_ADMIN;
+  if (evidenceRoot) {
+    const screenshotDirectory = resolve(evidenceRoot, "screenshots");
+    mkdirSync(screenshotDirectory, { recursive: true });
+    await page.screenshot({ fullPage: true, path: resolve(screenshotDirectory, "admin-denied.png") });
+  }
+});
+
+test("TDD-WP6-ADM-001-role-and-summary ejects a disabled admin when the session is rechecked", async ({ page }) => {
+  let active = true;
+  await page.route("**/api/v1/admin-auth/session", (route) => route.fulfill(active ? {
+    body: JSON.stringify(adminSession),
+    contentType: "application/json",
+    status: 200,
+  } : {
+    body: JSON.stringify({ error: { code: "AUTH_SESSION_INVALID" } }),
+    contentType: "application/json",
+    status: 401,
+  }));
+  await page.route("**/api/v1/admin/overview", (route) => route.fulfill({
+    body: JSON.stringify(adminOverviewFixture),
+    contentType: "application/json",
+    status: 200,
+  }));
+  await page.goto(`${webUrl}/admin`);
+  await expect(page.getByRole("heading", { level: 2, name: "运营总览" })).toBeVisible();
+
+  active = false;
+  await page.evaluate(() => window.dispatchEvent(new Event("dada:session-invalid")));
+  await expect(page).toHaveURL(`${webUrl}/admin/login`);
+});

tests/e2e/wp6-04-audit.spec.ts

@@ -0,0 +1,51 @@
+import { resolve } from "node:path";
+
+import { expect, test } from "@playwright/test";
+import { createServer, type ViteDevServer } from "vite";
+
+import { wp604AuditApiFixture, wp604PrivateAuditApiFixture } from "../fixtures/wp6-04-audit.js";
+
+let vite: ViteDevServer;
+let webUrl: string;
+
+const adminSession = {
+  acknowledged_private_content_notice_version: null,
+  admin: { role: "super_admin", status: "active", user_id: "00000000-0000-4000-8000-000000000604" },
+  audience: "admin",
+  authenticated: true,
+  csrf_token: "csrf-wp6-04-admin-0000000000000000000000000000000000",
+  current_private_content_notice_version: null,
+  expires_at: "2026-09-04T09:30:00.000Z",
+  notice_acknowledged: false,
+};
+
+test.beforeAll(async () => {
+  vite = await createServer({ configFile: resolve("apps/web/vite.config.ts"), root: resolve("apps/web"), server: { host: "127.0.0.1", port: 0 } });
+  await vite.listen();
+  const address = vite.httpServer?.address();
+  if (!address || typeof address === "string") throw new Error("Vite did not expose a test port.");
+  webUrl = `http://127.0.0.1:${address.port}`;
+});
+
+test.afterAll(async () => vite.close());
+
+test("TDD-WP6-AUD-001-sensitive-operations renders two immutable, redacted audit lists", async ({ page }) => {
+  await page.route("**/api/v1/admin-auth/session", (route) => route.fulfill({ body: JSON.stringify(adminSession), contentType: "application/json", status: 200 }));
+  await page.route("**/api/v1/admin/audit/operations**", (route) => route.fulfill({ body: JSON.stringify(wp604AuditApiFixture), contentType: "application/json", status: 200 }));
+  await page.route("**/api/v1/admin/audit/private-content**", (route) => route.fulfill({ body: JSON.stringify(wp604PrivateAuditApiFixture), contentType: "application/json", status: 200 }));
+
+  await page.goto(`${webUrl}/admin/audit`);
+  await expect(page.getByRole("heading", { level: 2, name: "审计" })).toBeVisible();
+  await expect(page.getByRole("tab", { name: "后台操作审计" })).toHaveAttribute("aria-selected", "true");
+  await expect(page.getByRole("cell", { name: "user_status_change" })).toBeVisible();
+  await expect(page.getByRole("button", { name: "下一页" })).toBeVisible();
+
+  await page.getByRole("tab", { name: "私有内容访问审计" }).click();
+  await expect(page.getByRole("cell", { name: "prompt" })).toBeVisible();
+  await expect(page.getByRole("cell", { name: "00000000-0000-4000-8000-000000000644" })).toBeVisible();
+  await expect(page.getByText(/private prompt body|api key|absolute path/i)).toHaveCount(0);
+  await expect(page.getByRole("button", { name: /删除|编辑|清空/ })).toHaveCount(0);
+
+  const evidenceRoot = process.env.DADA_EVIDENCE_DIR_WP6_AUD;
+  if (evidenceRoot) await page.screenshot({ fullPage: true, path: resolve(evidenceRoot, "admin-audit.png") });
+});

tests/e2e/wp6-05-state.spec.ts

@@ -0,0 +1,95 @@
+import { expect, test } from "@playwright/test";
+import { createServer, type ViteDevServer } from "vite";
+import { resolve } from "node:path";
+
+import { adminDiagnosticsFixture, adminServicesStorageFixture } from "../fixtures/wp6-05-state.js";
+
+let vite: ViteDevServer;
+let webUrl: string;
+
+const adminSession = {
+  admin: { role: "super_admin", status: "active", user_id: "00000000-0000-4000-8000-000000000605" },
+  audience: "admin",
+  authenticated: true,
+  expires_at: "2026-09-02T09:30:00.000Z",
+};
+
+test.beforeAll(async () => {
+  vite = await createServer({ configFile: resolve("apps/web/vite.config.ts"), root: resolve("apps/web"), server: { host: "127.0.0.1", port: 0 } });
+  await vite.listen();
+  const address = vite.httpServer?.address();
+  if (!address || typeof address === "string") throw new Error("Vite did not expose a test port.");
+  webUrl = `http://127.0.0.1:${address.port}`;
+});
+
+test.afterAll(async () => vite.close());
+
+test("TDD-WP6-DIAG-001-redacted-diagnostics renders state and diagnostics without sensitive fields", async ({ page }) => {
+  await page.route("**/api/v1/admin-auth/session", (route) => route.fulfill({ body: JSON.stringify(adminSession), contentType: "application/json", status: 200 }));
+  await page.route("**/api/v1/admin/services-storage", (route) => route.fulfill({ body: JSON.stringify(adminServicesStorageFixture), contentType: "application/json", status: 200 }));
+  await page.route("**/api/v1/admin/diagnostics", (route) => route.fulfill({ body: JSON.stringify(adminDiagnosticsFixture), contentType: "application/json", status: 200 }));
+  await page.goto(`${webUrl}/admin/services-storage`);
+
+  await expect(page.getByRole("heading", { level: 2, name: "服务与存储" })).toBeVisible();
+  await expect(page.getByText("Resend", { exact: true })).toBeVisible();
+  await expect(page.getByText("额度暂停", { exact: true })).toBeVisible();
+  await expect(page.getByText("4.25 GB", { exact: true })).toBeVisible();
+  await expect(page.getByRole("button", { name: "复制诊断" })).toBeEnabled();
+  await expect(page.locator("body")).not.toContainText(/secret|password|example\.invalid|C:\\Users/i);
+});
+
+test("TDD-WP6-STATE-001-three-model-states refetches REST truth after a runtime event", async ({ page }) => {
+  await page.addInitScript(() => {
+    class FakeEventSource {
+      static instance: FakeEventSource | undefined;
+      onmessage: ((event: MessageEvent) => void) | null = null;
+      constructor() { FakeEventSource.instance = this; }
+      close() { if (FakeEventSource.instance === this) FakeEventSource.instance = undefined; }
+    }
+    Object.defineProperty(window, "EventSource", { configurable: true, value: FakeEventSource });
+    (window as unknown as { emitDadaEvent: () => void }).emitDadaEvent = () => FakeEventSource.instance?.onmessage?.({ data: "{}" } as MessageEvent);
+  });
+  await page.route("**/api/v1/admin-auth/session", (route) => route.fulfill({ body: JSON.stringify({ ...adminSession, csrf_token: "csrf-admin-model-fixture-000000000000000000000000000000000" }), contentType: "application/json", status: 200 }));
+  let runtimeAvailable = false;
+  let modelCalls = 0;
+  const configuration = () => {
+    const ids = ["gemini-3.1-flash-image-preview", "gemini-3-pro-image-preview", "gpt-image-2"];
+    return {
+      config_set_version: 1,
+      configured_default_model_id: ids[0],
+      recommended_model_id: runtimeAvailable ? ids[1] : null,
+      models: ids.map((modelId, index) => ({
+        config_version: 1,
+        contract_evidence_ref: null,
+        contract_validation_status: "verified",
+        credit_cost: 1,
+        display_name: ["Gemini 3.1 Flash Image Preview", "Gemini 3 Pro Image Preview", "GPT Image 2"][index],
+        enabled: true,
+        error_mapping_profile: { timeout: "upstream_timeout" },
+        gateway_account_ref: "mock-gateway",
+        is_default: index === 0,
+        model_id: modelId,
+        prompt_max_length: 1_000,
+        recommendation_priority: index + 1,
+        reference_limits: { max_file_bytes: 1_024, max_files: 2, max_total_bytes: 2_048 },
+        route_profile: { endpoint: "https://mock.invalid/v1/images" },
+        runtime_availability: { available_for_new_jobs: runtimeAvailable, checked_at: "2026-08-02T15:00:00.000Z", reason: runtimeAvailable ? "available" : "gateway_balance_insufficient" },
+        safety_source: "provider",
+        supported_ratios: ["3:4", "1:1", "4:3", "9:16"],
+      })),
+    };
+  };
+  await page.route("**/api/v1/models", (route) => {
+    modelCalls += 1;
+    return route.fulfill({ body: JSON.stringify(configuration()), contentType: "application/json", status: 200 });
+  });
+
+  await page.goto(`${webUrl}/admin/models`);
+  await expect(page.getByText("当前推荐").locator("..").getByText("无", { exact: true })).toBeVisible();
+  expect(modelCalls).toBeGreaterThanOrEqual(1);
+  runtimeAvailable = true;
+  await page.evaluate(() => (window as unknown as { emitDadaEvent: () => void }).emitDadaEvent());
+  await expect(page.getByText("当前推荐").locator("..").getByText("gemini-3-pro-image-preview", { exact: true })).toBeVisible();
+  await expect(page.getByText("配置默认").locator("..").getByText("gemini-3.1-flash-image-preview", { exact: true })).toBeVisible();
+  expect(modelCalls).toBeGreaterThanOrEqual(2);
+});

tests/fixtures/wp6-01-admin-overview.ts

@@ -0,0 +1,44 @@
+export const adminOverviewFixture = {
+  generated_at: "2026-08-03T09:30:00.000Z",
+  user_slots: {
+    active_and_suspended: 4,
+    limit: 10,
+  },
+  generation_jobs: {
+    pending_manual_review: 1,
+    pending_manual_review_oldest_at: "2026-08-03T09:12:00.000Z",
+    queued: 2,
+    running: 1,
+  },
+  models: {
+    configured_default_model_id: "gemini-3.1-flash-image-preview",
+    configured_model_count: 3,
+    recommended_model_id: "gemini-3-pro-image-preview",
+    runtime_available_count: 2,
+  },
+  storage: {
+    last_measured_at: "2026-08-03T09:29:00.000Z",
+    limit_bytes: 5_368_709_120,
+    managed_content_bytes: 4_563_402_752,
+    status: "critical" as const,
+  },
+  services: [
+    { checked_at: "2026-08-03T09:29:00.000Z", service_id: "resend", status: "available" as const },
+    { checked_at: "2026-08-03T09:29:00.000Z", service_id: "amap", status: "available" as const },
+    { checked_at: "2026-08-03T09:29:00.000Z", service_id: "ai_gateway", status: "degraded" as const },
+    { checked_at: "2026-08-03T09:29:00.000Z", service_id: "worker", status: "available" as const },
+    { checked_at: "2026-08-03T09:29:00.000Z", service_id: "asset_root", status: "degraded" as const },
+  ],
+  recent_operations: [
+    {
+      created_at: "2026-08-03T09:20:00.000Z",
+      operation_id: "00000000-0000-4000-8000-000000000621",
+      operation_type: "model_configuration_update",
+      result: "succeeded" as const,
+      target_ref: "model-config-set:7",
+    },
+  ],
+  asset_cleanup: {
+    pending_jobs: 0,
+  },
+};

tests/fixtures/wp6-04-audit.ts

@@ -0,0 +1,52 @@
+export const wp604OperationMatrix = [
+  { operation_type: "user_status_change", target_type: "user_account" },
+  { operation_type: "credit_adjustment", target_type: "user_credit_account" },
+  { operation_type: "invite_create", target_type: "invite" },
+  { operation_type: "model_configuration_replace", target_type: "model_config_set" },
+  { operation_type: "sticker_release_publish", target_type: "sticker_release" },
+  { operation_type: "preview_grant_create", target_type: "preview_grant" },
+  { operation_type: "service_hard_limit_update", target_type: "external_service_limit" },
+  { operation_type: "gateway_balance_recovery", target_type: "gateway_balance_state" },
+  { operation_type: "asset_cleanup_requested", target_type: "asset_cleanup_request" },
+  { operation_type: "asset_cleanup_validated", target_type: "asset_cleanup_request" },
+  { operation_type: "asset_cleanup_scheduled", target_type: "asset_cleanup_request" },
+  { operation_type: "asset_cleanup_reference_denied", target_type: "asset_cleanup_request" },
+  { operation_type: "asset_cleanup_physical_completed", target_type: "asset_cleanup" },
+  { operation_type: "asset_cleanup_physical_failed", target_type: "asset_cleanup" },
+  { operation_type: "secure_config_apply", target_type: "secure_config_revision" },
+] as const;
+
+export const wp604AuditApiFixture = {
+  generated_at: "2026-08-04T09:30:00.000Z",
+  items: [
+    {
+      actor_ref: "00000000-0000-4000-8000-000000000604",
+      actor_type: "super_admin",
+      after_summary: "{\"status\":\"suspended\"}",
+      before_summary: "{\"status\":\"active\"}",
+      expires_at: "2027-01-31T09:30:00.000Z",
+      log_id: "00000000-0000-4000-8000-000000000641",
+      occurred_at: "2026-08-04T09:30:00.000Z",
+      operation_type: "user_status_change",
+      result: "succeeded",
+      target_ref: "00000000-0000-4000-8000-000000000642",
+      target_type: "user_account",
+    },
+  ],
+  next_cursor: "audit_cursor_page_2",
+} as const;
+
+export const wp604PrivateAuditApiFixture = {
+  generated_at: "2026-08-04T09:30:00.000Z",
+  items: [
+    {
+      actor_ref: "00000000-0000-4000-8000-000000000604",
+      content_type: "prompt",
+      expires_at: "2027-01-31T09:29:00.000Z",
+      log_id: "00000000-0000-4000-8000-000000000643",
+      occurred_at: "2026-08-04T09:29:00.000Z",
+      target_ref: "00000000-0000-4000-8000-000000000644",
+    },
+  ],
+  next_cursor: null,
+} as const;

tests/fixtures/wp6-05-state.ts

@@ -0,0 +1,34 @@
+export const adminServicesStorageFixture = {
+  generated_at: "2026-08-04T09:30:00.000Z",
+  services: [
+    { checked_at: "2026-08-04T09:30:00.000Z", configured: true, impact_scope: "authentication" as const, pause_reason: null, service_id: "resend" as const, status: "active" as const },
+    { checked_at: "2026-08-04T09:30:00.000Z", configured: true, impact_scope: "location" as const, pause_reason: "quota_exhausted", service_id: "amap" as const, status: "paused_quota" as const },
+    { checked_at: "2026-08-04T09:30:00.000Z", configured: true, impact_scope: "generation" as const, pause_reason: "balance_insufficient", service_id: "ai_gateway" as const, status: "degraded" as const },
+    { checked_at: "2026-08-04T09:30:00.000Z", configured: true, impact_scope: "generation" as const, pause_reason: "worker_stopped", service_id: "worker" as const, status: "degraded" as const },
+    { checked_at: "2026-08-04T09:30:00.000Z", configured: true, impact_scope: "api" as const, pause_reason: null, service_id: "api" as const, status: "active" as const },
+    { checked_at: "2026-08-04T09:30:00.000Z", configured: true, impact_scope: "storage" as const, pause_reason: null, service_id: "asset_root" as const, status: "active" as const },
+  ],
+  storage: {
+    capacity_notice_level: "warning" as const,
+    cleanup_pending_count: 2,
+    data_root_ref: "configured_local_data_root" as const,
+    hard_limit_bytes: 5_368_709_120,
+    last_measured_at: "2026-08-04T09:30:00.000Z",
+    managed_content_bytes: 4_563_402_752,
+    remeasurement_required: false,
+    status: "active" as const,
+    storage_backend: "local_filesystem" as const,
+  },
+};
+
+export const adminDiagnosticsFixture = {
+  generated_at: "2026-08-04T09:30:00.000Z",
+  diagnostic_text: "Dada P0-A diagnostics\napp_version=0.0.0\napi_status=ready\nworker_status=ready\nstorage_status=active",
+  services: adminServicesStorageFixture,
+  system: {
+    api_status: "ready" as const,
+    app_version: "0.0.0",
+    browser_support: [{ brand: "Google Chrome" as const, major: 128 }],
+    worker_status: "ready" as const,
+  },
+};

tests/integration/wp5-05-sticker-release.test.ts

@@ -1,15 +1,19 @@
 import { createHash, randomUUID } from "node:crypto";
 import { existsSync, mkdirSync, mkdtempSync, readdirSync, rmSync, writeFileSync } from "node:fs";
+import { createRequire } from "node:module";
 import { tmpdir } from "node:os";
 import { join, resolve } from "node:path";
 import { Readable } from "node:stream";
 
+import type BetterSqlite3 from "better-sqlite3";
 import { afterEach, describe, expect, it } from "vitest";
 
 import { HARD_LIMIT_BYTES, ManagedStorage, StorageCapacityError, StorageUnavailableError } from "../../apps/api/src/managed-storage.js";
 import { StickerReleaseService } from "../../apps/api/src/sticker-releases.js";
 
 const now = Date.parse("2026-08-03T12:00:00.000Z");
+const require = createRequire(resolve("apps/api/package.json"));
+const Database = require("better-sqlite3") as typeof BetterSqlite3;
 const png = Buffer.from("iVBORw0KGgoAAAANSUhEUgAAAAQAAAADCAYAAAC09K7GAAAACXBIWXMAAAPoAAAD6AG1e1JrAAAAEklEQVQImWO4E6XxHxkzEBQAANIxHF3ECQOzAAAAAElFTkSuQmCC", "base64");
 const webp = Buffer.from("UklGRjoAAABXRUJQVlA4IC4AAADQAQCdASoGAAUAAUAmJaACdLoB+AADsAD+9IiH/pNnibPE2fJI/+Uq8Fjc3wAA", "base64");
 const roots: string[] = [];
@@ -38,7 +42,7 @@ function fixture() {
   const storage = new ManagedStorage({ dataRoot, databasePath });
   const stickers = new StickerReleaseService({ clock: () => now, databasePath, storage });
   closeables.push(stickers, storage);
-  return { dataRoot, stickers, storage };
+  return { dataRoot, databasePath, stickers, storage };
 }
 
 async function upload(stickers: StickerReleaseService, stableId: string, order: number, bytes = png, mimeType: "image/png" | "image/webp" = "image/png") {
@@ -82,6 +86,26 @@ describe("TDD-WP5-UPL-001 upload metering", () => {
     expect(test.stickers.listPublic(published.release_version).items).toHaveLength(1);
     expect(test.stickers.readPublicAsset(published.release_version, "STK1408", "original")?.bytes).toEqual(png);
     expect(test.stickers.readPublicAsset(disabled.release_version, "STK1408", "original")).toBeUndefined();
+    const audit = new Database(test.databasePath, { readonly: true });
+    expect(audit.prepare(`
+      SELECT operation_type, target_ref, result FROM admin_operation_logs
+      WHERE operation_type IN ('sticker_release_publish', 'sticker_release_update')
+      ORDER BY occurred_at
+    `).all()).toEqual([
+      { operation_type: "sticker_release_publish", result: "succeeded", target_ref: published.release_version },
+      { operation_type: "sticker_release_update", result: "succeeded", target_ref: disabled.release_version },
+    ]);
+    audit.close();
+    const auditFailure = new Database(test.databasePath);
+    auditFailure.exec(`
+      CREATE TRIGGER force_sticker_release_audit_failure BEFORE INSERT ON admin_operation_logs
+      WHEN NEW.operation_type = 'sticker_release_update'
+      BEGIN SELECT RAISE(ABORT, 'forced_audit_failure'); END;
+    `);
+    expect(() => test.stickers.update({ actorId: randomUUID(), enabled: true, stableId: "STK1408" }))
+      .toThrow("forced_audit_failure");
+    expect(test.stickers.adminView()).toMatchObject({ release_version: disabled.release_version, items: [{ enabled: false }] });
+    auditFailure.close();
 
     evidence("fs-before.json", before);
     evidence("fs-after.json", { files: filesBelow(join(test.dataRoot, "managed-assets")), state: test.storage.getState() });

tests/integration/wp5-06-sticker-cleanup.test.ts

@@ -0,0 +1,180 @@
+import { randomUUID } from "node:crypto";
+import { existsSync, mkdirSync, mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { ManagedStorage } from "../../apps/api/src/managed-storage.js";
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { StickerReleaseService } from "../../apps/api/src/sticker-releases.js";
+import { ProjectPurgeCleanup } from "../../apps/worker/src/project-purge-cleanup.js";
+
+const roots: string[] = [];
+const closeables: Array<{ close(): void }> = [];
+
+function fixture() {
+  const dataRoot = mkdtempSync(join(tmpdir(), "dada-wp5-06-cleanup-"));
+  roots.push(dataRoot);
+  mkdirSync(join(dataRoot, "db"), { recursive: true });
+  const databasePath = join(dataRoot, "db", "dada.sqlite3");
+  const registration = new RegistrationService({
+    challengePepper: Buffer.alloc(32, 0x61),
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath,
+    invitePepper: Buffer.alloc(32, 0x62),
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0x63),
+  });
+  const storage = new ManagedStorage({ dataRoot, databasePath });
+  const stickers = new StickerReleaseService({ databasePath, storage });
+  closeables.push(stickers, storage, registration);
+  return { dataRoot, databasePath, database: registration.database, storage };
+}
+
+function seedAdmin(database: RegistrationService["database"]) {
+  const adminId = randomUUID();
+  database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, 'super_admin', 'active', 0, ?, ?)
+  `).run(adminId, `${adminId}@example.invalid`, randomUUID(), Date.now());
+  database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(adminId);
+  return adminId;
+}
+
+async function seedHistoricalPair(test: ReturnType<typeof fixture>) {
+  const original = await test.storage.commitBufferFixture("sticker_original", "STK2401.png", Buffer.from("original-history"));
+  const thumbnail = await test.storage.commitBufferFixture("sticker_thumbnail", "STK2401-thumbnail.png", Buffer.from("thumbnail-history"));
+  const insert = test.database.prepare(`
+    INSERT INTO sticker_managed_file_history (
+      managed_file_id, stable_id, resource_version, file_kind, created_at
+    ) VALUES (?, 'STK2401', 'asset-20260701.1', ?, ?)
+  `);
+  insert.run(original.file_id, "original", Date.now());
+  insert.run(thumbnail.file_id, "thumbnail", Date.now());
+  return { original, thumbnail };
+}
+
+afterEach(() => {
+  for (const value of closeables.splice(0).reverse()) value.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TDD-WP5-CLN-001 sticker history cleanup", () => {
+  it("denies the whole batch when a reference appears after the candidate snapshot", async () => {
+    const test = fixture();
+    const adminId = seedAdmin(test.database);
+    const files = await seedHistoricalPair(test);
+    const candidates = test.storage.listAssetCleanupCandidates();
+    expect(candidates.items).toEqual(expect.arrayContaining([
+      expect.objectContaining({ file_id: files.original.file_id, file_kind: "original", reference_count: 0, stable_id: "STK2401" }),
+      expect.objectContaining({ file_id: files.thumbnail.file_id, file_kind: "thumbnail", reference_count: 0, stable_id: "STK2401" }),
+    ]));
+    const intent = test.storage.createAssetCleanupIntent({
+      actorId: adminId,
+      fileIds: [files.original.file_id, files.thumbnail.file_id],
+      idempotencyKey: `cleanup-${randomUUID()}-${randomUUID()}`,
+      snapshotVersion: candidates.candidate_snapshot_version,
+    });
+
+    test.storage.addAssetReference(files.original.file_id, "release");
+    expect(() => test.storage.confirmAssetCleanupIntent({
+      actorId: adminId,
+      confirmationToken: intent.confirmation_token,
+      requestId: intent.request_id,
+    })).toThrow("ASSET_HISTORY_REFERENCE_CONFLICT");
+
+    expect(test.database.prepare("SELECT status FROM asset_cleanup_requests WHERE request_id = ?").get(intent.request_id)).toEqual({ status: "denied" });
+    expect(test.database.prepare("SELECT COUNT(*) AS count FROM file_cleanup_queue WHERE status = 'pending'").get()).toEqual({ count: 0 });
+    expect(test.database.prepare("SELECT COUNT(*) AS count FROM admin_operation_logs WHERE target_ref = ? AND result = 'failed'").get(intent.request_id)).toEqual({ count: 1 });
+  });
+
+  it("requires the same admin, queues without reducing capacity, then remeasures after physical deletion", async () => {
+    const test = fixture();
+    const adminId = seedAdmin(test.database);
+    const otherAdminId = seedAdmin(test.database);
+    const files = await seedHistoricalPair(test);
+    const bytesBefore = test.storage.getState().managed_content_bytes;
+    const candidates = test.storage.listAssetCleanupCandidates();
+    const intent = test.storage.createAssetCleanupIntent({
+      actorId: adminId,
+      fileIds: [files.original.file_id, files.thumbnail.file_id],
+      idempotencyKey: `cleanup-${randomUUID()}-${randomUUID()}`,
+      snapshotVersion: candidates.candidate_snapshot_version,
+    });
+
+    expect(() => test.storage.confirmAssetCleanupIntent({
+      actorId: otherAdminId,
+      confirmationToken: intent.confirmation_token,
+      requestId: intent.request_id,
+    })).toThrow("ASSET_CLEANUP_CANDIDATE_STALE");
+    const queued = test.storage.confirmAssetCleanupIntent({
+      actorId: adminId,
+      confirmationToken: intent.confirmation_token,
+      requestId: intent.request_id,
+    });
+    expect(queued).toMatchObject({ file_count: 2, status: "queued" });
+    expect(test.storage.getState().managed_content_bytes).toBe(bytesBefore);
+    expect(existsSync(join(test.dataRoot, files.original.relative_path))).toBe(true);
+    expect(test.database.prepare("SELECT COUNT(*) AS count FROM file_cleanup_queue WHERE status = 'pending'").get()).toEqual({ count: 2 });
+
+    const worker = new ProjectPurgeCleanup({ dataRoot: test.dataRoot, databasePath: test.databasePath });
+    const result = worker.processFileCleanup();
+    worker.close();
+    expect(result).toEqual({ completed: 2, failed: 0 });
+    expect(existsSync(join(test.dataRoot, files.original.relative_path))).toBe(false);
+    expect(existsSync(join(test.dataRoot, files.thumbnail.relative_path))).toBe(false);
+    expect(test.storage.getState()).toMatchObject({ managed_content_bytes: 0, storage_status: "active" });
+    expect(test.database.prepare("SELECT status FROM asset_cleanup_requests WHERE request_id = ?").get(intent.request_id)).toEqual({ status: "completed" });
+    expect(test.database.prepare("SELECT operation_type, result FROM admin_operation_logs WHERE target_ref = ? ORDER BY occurred_at").all(intent.request_id)).toEqual([
+      { operation_type: "asset_cleanup_requested", result: "succeeded" },
+      { operation_type: "asset_cleanup_validated", result: "succeeded" },
+      { operation_type: "asset_cleanup_scheduled", result: "succeeded" },
+      { operation_type: "asset_cleanup_physical_completed", result: "succeeded" },
+    ]);
+  });
+
+  it("records a redacted physical failure in the same transaction and leaves the request retryable", async () => {
+    const test = fixture();
+    const adminId = seedAdmin(test.database);
+    const files = await seedHistoricalPair(test);
+    const candidates = test.storage.listAssetCleanupCandidates();
+    const intent = test.storage.createAssetCleanupIntent({
+      actorId: adminId,
+      fileIds: [files.original.file_id, files.thumbnail.file_id],
+      idempotencyKey: `cleanup-${randomUUID()}-${randomUUID()}`,
+      snapshotVersion: candidates.candidate_snapshot_version,
+    });
+    test.storage.confirmAssetCleanupIntent({
+      actorId: adminId,
+      confirmationToken: intent.confirmation_token,
+      requestId: intent.request_id,
+    });
+    test.database.prepare(`
+      UPDATE file_cleanup_queue SET relative_path = '../outside-fixture'
+      WHERE managed_file_id = ?
+    `).run(files.original.file_id);
+
+    const worker = new ProjectPurgeCleanup({ dataRoot: test.dataRoot, databasePath: test.databasePath });
+    const result = worker.processFileCleanup();
+    worker.close();
+    expect(result).toEqual({ completed: 1, failed: 1 });
+    expect(test.database.prepare("SELECT status FROM asset_cleanup_requests WHERE request_id = ?").get(intent.request_id)).toEqual({ status: "queued" });
+    expect(test.database.prepare("SELECT status, last_error FROM file_cleanup_queue WHERE managed_file_id = ?").get(files.original.file_id))
+      .toEqual({ last_error: "physical_file_cleanup_failed", status: "failed" });
+    const failure = test.database.prepare(`
+      SELECT operation_type, result, before_summary, after_summary
+      FROM admin_operation_logs WHERE target_ref = ? AND operation_type = 'asset_cleanup_physical_failed'
+    `).get(intent.request_id) as { after_summary: string; before_summary: null; operation_type: string; result: string };
+    expect(failure).toEqual({
+      after_summary: JSON.stringify({ failed_count: 1, status: "retry_pending" }),
+      before_summary: null,
+      operation_type: "asset_cleanup_physical_failed",
+      result: "failed",
+    });
+    expect(JSON.stringify(failure)).not.toMatch(/outside-fixture|relative_path|absolute_path|image|prompt|secret/i);
+  });
+});

tests/integration/wp6-04-sensitive-audit.test.ts

@@ -0,0 +1,90 @@
+import { randomUUID } from "node:crypto";
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join, resolve } from "node:path";
+
+import { afterEach, describe, expect, it } from "vitest";
+
+import { RegistrationService } from "../../apps/api/src/registration.js";
+import { MockResendAdapter } from "../../apps/api/src/resend-adapter.js";
+import { wp604OperationMatrix } from "../fixtures/wp6-04-audit.js";
+
+const roots: string[] = [];
+const services: RegistrationService[] = [];
+const now = Date.parse("2026-08-04T09:30:00.000Z");
+
+function fixture() {
+  const root = mkdtempSync(join(tmpdir(), "dada-wp6-04-integration-"));
+  roots.push(root);
+  const registration = new RegistrationService({
+    challengePepper: Buffer.alloc(32, 0xb1),
+    clock: () => now,
+    currentPrivacyNoticeVersion: "p0a-registration-notice-v1",
+    databasePath: join(root, "dada.sqlite3"),
+    invitePepper: Buffer.alloc(32, 0xb2),
+    inviteCodeGenerator: () => "fixture-invite-code",
+    resend: new MockResendAdapter(),
+    sessionPepper: Buffer.alloc(32, 0xb3),
+  });
+  services.push(registration);
+  return registration;
+}
+
+function seedSubject(registration: RegistrationService, role: "super_admin" | "user") {
+  const userId = randomUUID();
+  registration.database.prepare(`
+    INSERT INTO users (
+      user_id, normalized_email, role, status, counts_toward_stage_limit,
+      registration_id, created_at
+    ) VALUES (?, ?, ?, 'active', ?, ?, ?)
+  `).run(userId, `${role}-${userId}@example.invalid`, role, role === "user" ? 1 : 0, randomUUID(), now);
+  if (role === "super_admin") {
+    registration.database.prepare("INSERT INTO admin_access (user_id, allowed) VALUES (?, 1)").run(userId);
+  }
+  return userId;
+}
+
+afterEach(() => {
+  for (const service of services.splice(0)) service.close();
+  for (const root of roots.splice(0)) rmSync(root, { force: true, recursive: true });
+});
+
+describe("TDD-WP6-AUD-001-sensitive-operations", () => {
+  it("writes invite and user status audits in the same transaction as the mutation", () => {
+    const registration = fixture();
+    const adminId = seedSubject(registration, "super_admin");
+    const userId = seedSubject(registration, "user");
+    const adminOperations = registration as RegistrationService & {
+      createAdminInvite(input: { actorId: string; expiresAt: number; maxUses: number }): { code: string; inviteId: string };
+      changeUserStatus(userId: string, status: "suspended" | "deleted", actorId: string): void;
+    };
+
+    const invite = adminOperations.createAdminInvite({ actorId: adminId, expiresAt: now + 86_400_000, maxUses: 1 });
+    adminOperations.changeUserStatus(userId, "suspended", adminId);
+    expect(registration.database.prepare(`
+      SELECT operation_type, target_ref FROM admin_operation_logs
+      WHERE operation_type IN ('invite_create', 'user_status_change') ORDER BY occurred_at
+    `).all()).toEqual([
+      { operation_type: "invite_create", target_ref: invite.inviteId },
+      { operation_type: "user_status_change", target_ref: userId },
+    ]);
+
+    registration.database.exec(`
+      CREATE TRIGGER force_user_status_audit_failure BEFORE INSERT ON admin_operation_logs
+      WHEN NEW.operation_type = 'user_status_change'
+      BEGIN SELECT RAISE(ABORT, 'forced_audit_failure'); END;
+    `);
+    expect(() => adminOperations.changeUserStatus(userId, "deleted", adminId)).toThrow("forced_audit_failure");
+    expect(registration.database.prepare("SELECT status FROM users WHERE user_id = ?").get(userId)).toEqual({ status: "suspended" });
+
+    const evidenceRoot = process.env.DADA_EVIDENCE_DIR_WP6_AUD;
+    if (evidenceRoot) {
+      mkdirSync(evidenceRoot, { recursive: true });
+      writeFileSync(resolve(evidenceRoot, "operation-matrix.json"), `${JSON.stringify({ operations: wp604OperationMatrix }, null, 2)}\n`);
+      writeFileSync(resolve(evidenceRoot, "db-diff.json"), `${JSON.stringify({
+        audit_failure_rollback: { user_status: "suspended" },
+        tables: { admin_operation_logs: "append_only", private_content_access_logs: "append_only_separate" },
+      }, null, 2)}\n`);
+    }
+  });
+});