Update app.py

app.py

@@ -205,6 +205,8 @@ threading.Thread(target=ai_manager.modify_research_tasks, daemon=True).start()
 async def websocket_endpoint(websocket: WebSocket):
     """WebSocket connection handler."""
     await websocket.accept()
+    await websocket.send_json({"msg": "Hello WebSocket"})
+
     ai_manager.clients.add(websocket)
     try:
         while True: