Update app/app.py

app/app.py

@@ -124,8 +124,13 @@ def generate_response(
     try:
         start_time = time.time()
 
-        # History is already in messages format (list of dicts with role/content)
-        conv_history = history.copy() if history else []
+        # Convert tuple history to messages format for pipeline
+        conv_history = []
+        if history:
+            for user_msg, bot_msg in history:
+                conv_history.append({"role": "user", "content": user_msg})
+                if bot_msg:
+                    conv_history.append({"role": "assistant", "content": bot_msg})
 
         # Update pipeline history
         pipeline.conversation_history = conv_history
@@ -147,9 +152,8 @@ def generate_response(
 
         status_info = " | ".join(status_parts)
 
-        # Update history (messages format)
-        history.append({"role": "user", "content": message})
-        history.append({"role": "assistant", "content": result.final_response})
+        # Update history (tuple format for Gradio)
+        history.append((message, result.final_response))
 
         return result.final_response, history, status_info
 
@@ -171,9 +175,16 @@ def export_conversation(history: list) -> str:
     if not history:
         return None
 
+    # Convert tuple format to messages format for export
+    messages = []
+    for user_msg, bot_msg in history:
+        messages.append({"role": "user", "content": user_msg})
+        if bot_msg:
+            messages.append({"role": "assistant", "content": bot_msg})
+
     export_data = {
         "exported_at": datetime.now().isoformat(),
-        "messages": history,  # Already in messages format
+        "messages": messages,
     }
 
     # Create temp file
@@ -223,7 +234,6 @@ def create_app(
                     label="Conversation",
                     height=500,
                     elem_classes=["chat-container"],
-                    type="messages",
                 )
 
                 # Input area