Update app.py

app.py

@@ -940,11 +940,11 @@ def respond_and_update(message, history):
         return history, ""
     
     # Add user message to history
-    history.append({"role": "user", "content": message})
+    history.append({"role": "user", "content": message, "metadata": {}})
     yield history, ""
 
     # Start with empty assistant message
-    history.append({"role": "assistant", "content": ""})
+    history.append({"role": "user", "content": message, "metadata": {}})
     
     # Stream the response
     for partial_response in chat_response(message):