Update app.py

app.py

@@ -3,12 +3,13 @@ import gradio as gr
 def chat_fn(message, history):
     if history is None:
         history = []
-    history.append((message, "AI: " + message))
+    history.append({"role": "user", "content": message})
+    history.append({"role": "assistant", "content": "AI: " + message})
     return history
 
 with gr.Blocks() as demo:
     gr.Markdown("## Maind.ai 🤖")
-    chatbot = gr.Chatbot()
+    chatbot = gr.Chatbot(value=[])
     msg = gr.Textbox(placeholder="Sor...")
     msg.submit(chat_fn, [msg, chatbot], chatbot)