Update app.py

app.py

@@ -158,7 +158,7 @@ with gr.Blocks(title="Voice Coach") as demo:
     with gr.Row():
         audio_in = gr.Audio(sources=["microphone"], type="filepath", label="Speak")
         audio_out = gr.Audio(label="Assistant (TTS)", autoplay=True)
-    chatbox = gr.Chatbot(type="messages", height=300)
+    chatbox = gr.Chatbot(height=300)
     status = gr.Markdown()
     btn = gr.Button("Send")