Refactor project: remove unused code, clean up logs, streamline error handling, update TypeScript configs, and enhance message streaming.

- Deployed

packages/client/src/pages/index/+Page.tsx

@@ -11,7 +11,7 @@ export default function IndexPage() {
 
       clientChatStore.setModel(model as string);
     } catch (_) {
-      console.log("using default model");
+      // Fall back to default model
     }
   }, []);