Update app.py

app.py

@@ -98,7 +98,7 @@ async def generate_audio(history):
 async def init_chat():
     history = [(INITIAL_MESSAGE)]
     audio_path = await text_to_speech(INITIAL_MESSAGE)
-    return audio_path
+    return history, history, audio_path
 
 # Gradio interface setup
 with gr.Blocks() as demo: