chore: bootstrap mv3 extension project

package.json

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+{
+  "name": "market-plugin-impl",
+  "version": "0.0.0",
+  "description": "Bootstrap for the Xingtu market Chrome MV3 extension.",
+  "private": true,
+  "scripts": {
+    "build": "node scripts/build.mjs",
+    "test": "vitest run --passWithNoTests",
+    "test:watch": "vitest --passWithNoTests"
+  },
+  "license": "UNLICENSED",
+  "devDependencies": {
+    "jsdom": "^29.0.2",
+    "tsup": "^8.5.1",
+    "typescript": "^6.0.3",
+    "vitest": "^4.1.4"
+  }
+}

scripts/build.mjs

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+import { cp, mkdir, rm } from "node:fs/promises";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import { build } from "tsup";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const projectRoot = path.resolve(__dirname, "..");
+const distDir = path.join(projectRoot, "dist");
+
+await rm(distDir, { recursive: true, force: true });
+await mkdir(path.join(distDir, "content"), { recursive: true });
+
+await build({
+  entry: {
+    index: path.join(projectRoot, "src/content/index.ts")
+  },
+  format: ["iife"],
+  globalName: "StarChartSearchEnhancer",
+  platform: "browser",
+  target: "chrome114",
+  outDir: path.join(distDir, "content"),
+  clean: false,
+  splitting: false,
+  sourcemap: false,
+  minify: false,
+  outExtension() {
+    return { js: ".js" };
+  }
+});
+
+await cp(
+  path.join(projectRoot, "src/manifest.json"),
+  path.join(distDir, "manifest.json")
+);

src/content/index.ts

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+const MARKET_ORIGIN = "https://xingtu.cn";
+const MARKET_PATH_PREFIX = "/ad/creator/market";
+
+function isMarketPage(locationUrl: URL): boolean {
+  return (
+    locationUrl.origin === MARKET_ORIGIN &&
+    locationUrl.pathname.startsWith(MARKET_PATH_PREFIX)
+  );
+}
+
+function bootstrap(): void {
+  const locationUrl = new URL(window.location.href);
+
+  if (!isMarketPage(locationUrl)) {
+    return;
+  }
+
+  console.debug("[star-chart-search-enhancer] content script bootstrapped");
+}
+
+bootstrap();

src/manifest.json

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+{
+  "manifest_version": 3,
+  "name": "Star Chart Search Enhancer",
+  "version": "0.0.0",
+  "description": "Bootstraps the Xingtu creator market content script.",
+  "content_scripts": [
+    {
+      "matches": ["https://xingtu.cn/ad/creator/market*"],
+      "js": ["content/index.js"],
+      "run_at": "document_idle"
+    }
+  ]
+}

tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "lib": ["DOM", "ES2022"],
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "strict": true,
+    "noEmit": true,
+    "isolatedModules": true,
+    "resolveJsonModule": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "types": ["vitest/globals"]
+  },
+  "include": ["src/**/*.ts", "tests/**/*.ts", "vitest.config.ts"]
+}

vitest.config.ts

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+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+  test: {
+    environment: "jsdom",
+    globals: true,
+    passWithNoTests: true,
+    include: ["tests/**/*.test.ts"]
+  }
+});