feat: complete TASK-WP2-02 project autosave

packages/shared-contracts/src/projects.ts

@@ -1,6 +1,7 @@
 import { Type, type Static } from "@sinclair/typebox";
 
 import { GenerationErrorCategorySchema } from "./api.js";
+import { CanvasStateSchema } from "./canvas.js";
 
 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}$";
 const isoTimestampPattern = "^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}\\.[0-9]{3}Z$";
@@ -71,12 +72,14 @@ export const ProjectImageItemSchema = Type.Object(
 export const ProjectDetailResponseSchema = Type.Object(
   {
     ...ProjectSummarySchema.properties,
+    canvas_state: Type.Ref(CanvasStateSchema),
     created_at: Type.String({ pattern: isoTimestampPattern }),
     draft_prompt: Type.String({ maxLength: 4_000, minLength: 1 }),
     generations: Type.Array(Type.Ref(GenerationProjectItemSchema)),
     images: Type.Array(Type.Ref(ProjectImageItemSchema), { maxItems: 10 }),
     pixel_height: Type.Integer({ minimum: 1 }),
     pixel_width: Type.Integer({ minimum: 1 }),
+    save_status: Type.Literal("saved"),
   },
   { additionalProperties: false, $id: "ProjectDetailResponse" },
 );