Fix deploy command to explicitly specify worker entry point

- Changed deploy to directly specify src/worker.ts
- Removed npm run build (not needed for Workers, wrangler bundles itself)
- Fixes CI/CD 'Missing entry-point' error

package.json

@@ -9,7 +9,7 @@
     "dev": "ts-node src/index.ts",
     "start": "node dist/index.js",
     "test": "echo \"Error: no test specified\" && exit 1",
-    "deploy": "npm run build && npx wrangler deploy"
+    "deploy": "npx wrangler deploy src/worker.ts"
   },
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20251014.0",