minor fix

app/main.py

@@ -50,7 +50,8 @@ async def websocket_endpoint(websocket: WebSocket, client_id: int):
     current_time = now.strftime("%H:%M")
     try:
         while True:
-            data = await websocket.receive_text().strip()
+            data = await websocket.receive_text()
+            data = data.strip()
             if len(data) > 0:
                 generator = session_assistant.ask(data)
                 for text in generator: