Harden control plane boundaries

package.json

@@ -3,6 +3,7 @@
   "private": true,
   "version": "0.0.0",
   "type": "module",
+  "packageManager": "[email protected]",
   "scripts": {
     "dev": "tsx server.ts",
     "build": "vite build && esbuild server.ts --bundle --platform=node --format=cjs --packages=external --sourcemap --outfile=dist/server.cjs",
@@ -10,10 +11,9 @@
     "preview": "vite preview",
     "clean": "rm -rf dist server.js",
     "lint": "tsc --noEmit",
-    "test": "node --import tsx --test src/backend/buildEngine.test.ts"
+    "test": "node --import tsx --test src/backend/buildEngine.test.ts src/backend/giteaDiscovery.test.ts src/backend/releaseLifecycle.test.ts src/backend/repositorySnapshot.test.ts"
   },
   "dependencies": {
-    "@google/genai": "^2.4.0",
     "@tailwindcss/vite": "^4.1.14",
     "@vitejs/plugin-react": "^5.0.4",
     "ajv": "8.20.0",