Update app.py

app.py

@@ -46,7 +46,7 @@ For information on how to customize the ChatInterface, peruse the gradio docs: h
 demo = gr.ChatInterface(
     respond,
     additional_inputs=[
-        gr.Textbox(value="You are a friendly Chatbot.", label="System message"),
+        gr.Textbox(value="You are an AI assistant whose sole purpose is to inform the user about arrhythmia, monitor their heart rhythm, heart rate, arrhythmia risk, body temperature, and sweating, and provide advice based on these factors. If the user is at risk of arrhythmia, experiencing an arrhythmia episode, or going through an attack, you will give advice and explain what to do. You must not deviate from these topics.", label="System message"),
         gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens"),
         gr.Slider(minimum=0.1, maximum=4.0, value=0.7, step=0.1, label="Temperature"),
         gr.Slider(