Fix RemoteTransport HttpClient2 bundling error

- Mark @libsql/client as external in bundle-api.mjs
- Add @libsql/client to vercel.json includeFiles
- Prevents esbuild from bundling @libsql/client which breaks HttpClient2 constructor

Agent-Logs-Url: https://github.com/objectstack-ai/framework/sessions/bba47546-4868-4fbb-94cc-909dd5f6757d

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>

Author: Claude

apps/studio/scripts/bundle-api.mjs

@@ -16,9 +16,8 @@ import { build } from 'esbuild';
 
 // Packages that cannot be bundled (native bindings / optional drivers)
 const EXTERNAL = [
-  // @libsql/client is now bundled (pure JS, no native bindings)
-  // Bundling it solves Vercel deployment issues where external packages
-  // aren't properly included in the serverless function despite includeFiles config
+  // @libsql/client must be external — bundling breaks internal HttpClient2 class constructor
+  '@libsql/client',
   'better-sqlite3',
   // AI SDK provider packages — dynamically imported based on env vars
   '@ai-sdk/anthropic',

apps/studio/vercel.json

@@ -13,7 +13,7 @@
     "api/**/*.js": {
       "memory": 1024,
       "maxDuration": 300,
-      "includeFiles": "node_modules/{better-sqlite3,@ai-sdk}/**"
+      "includeFiles": "node_modules/{@libsql/client,better-sqlite3,@ai-sdk}/**"
     }
   },
   "headers": [