Fix npm start script path

Author: ComputerEndProgram

package.json

@@ -14,7 +14,7 @@
     "lint": "biome check .",
     "dev": "tsx --env-file=.env ./src/server-standalone.ts",
     "build": "tsc",
-    "start": "node ./build/src/server-standalone.js",
+    "start": "node ./build/server-standalone.js",
     "start:wrangler": "wrangler dev --port ${PORT:-3000}",
     "register-commands": "tsx --env-file=.env ./src/tools/register-commands.ts",
     "register-metadata-schema": "tsx --env-file=.env ./src/tools/register-metadata-schema.ts",