Update app.py

app.py

@@ -348,22 +348,24 @@ def process_question(question: str, history: list) -> tuple:
     
     if not question.strip():
         error_msg = "⚠️ Please enter a question."
-        history.append([question, error_msg])
+        history.append({"role": "user", "content": question})
+        history.append({"role": "assistant", "content": error_msg})
         return history, ""
     
     try:
         # Add user question to history with thinking indicator
-        history.append([question, "🤔 Thinking..."])
+        history.append({"role": "user", "content": question})
+        history.append({"role": "assistant", "content": "🤔 Thinking..."})
         
         # Process the question in a separate thread
         response = run_async_in_thread(_process_question_async(question))
         
         # Update history with the response
-        history[-1][1] = f"🤖 {response}"
+        history[-1]["content"] = f"🤖 {response}"
         
     except Exception as e:
         error_msg = f"❌ Error processing question: {str(e)}"
-        history[-1][1] = error_msg
+        history[-1]["content"] = error_msg
         logger.error(f"Error processing question: {str(e)}")
     
     return history, ""
@@ -454,7 +456,8 @@ def create_gradio_interface():
                     label="Chat with MCP Agent",
                     height=500,
                     show_label=True,
-                    container=True
+                    container=True,
+                    type='messages'
                 )
                 
                 with gr.Row():