fix(apps/demo): add ws, cross-fetch, node-fetch as explicit devDeps and to vercel.json includeFiles

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>
Agent-Logs-Url: https://github.com/objectstack-ai/objectql/sessions/b6031531-e25c-4d91-b5d7-330a54f53d0c

Author: Copilot

apps/demo/package.json

@@ -48,6 +48,9 @@
     "nanoid": "^3.3.11",
     "promise-limit": "^2.7.0",
     "typescript": "^5.9.3",
+    "ws": "^8.19.0",
+    "cross-fetch": "^4.1.0",
+    "node-fetch": "^2.7.0",
     "zod": "^4.3.6"
   },
   "engines": {

apps/demo/vercel.json

@@ -7,7 +7,7 @@
     "api/**/*.ts": {
       "memory": 1024,
       "maxDuration": 60,
-      "includeFiles": "node_modules/{@object-ui/*/dist,@objectstack/*/dist,@objectql/*/dist,@libsql,@neon-rs,libsql,detect-libc,js-base64,promise-limit,nanoid}/**"
+      "includeFiles": "node_modules/{@object-ui/*/dist,@objectstack/*/dist,@objectql/*/dist,@libsql,@neon-rs,libsql,detect-libc,js-base64,promise-limit,nanoid,ws,cross-fetch,node-fetch}/**"
     }
   },
   "rewrites": [