Update app.py

app.py

@@ -170,7 +170,7 @@ def chatbot_conversation(audio_file_path, history):
                 print(token)
                 response += token
                 # Yield partial text updates, no audio yet, history unchanged yet
-                return response, None, history
+                yield(response, None, history)
         except Exception as e:
             print(f"[ERROR] Error during streaming response: {e}")
             yield ("I could not understand you. Please try again.", None, history)