Update app.py

app.py

@@ -22,10 +22,8 @@ def set_preferences(diet, goal, allergies):
     return "Preferences updated. You can start chatting now!"
 
 def chat_interface(user_input, history):
-    # You can optionally use preferences in prompt formatting later
-    response = get_bot_response(user_input)
-    history.append((user_input, response))
-    return "", history
+    return get_bot_response(user_input)
+
 
 with gr.Blocks(title="AI Meal Plan Assistant") as demo:
     gr.Markdown("""