Update app.py

app.py

@@ -238,7 +238,7 @@ with gr.Blocks(css=css) as demo:
         gr.Markdown("# Jokes for You")
         gr.Markdown(jokes_tagline)
         
-        system_message_jokes = gr.Textbox(value="You are a friendly Jokes Chatbot. Provide a joke when asked.", visible=False)
+        system_message_jokes = gr.Textbox(value="You are a Friendly Jokes Chatbot whose sole purpose is to provide jokes when asked. Always ensure the jokes are unique, original, and not repeated from previous responses. Keep them engaging, easy to understand, and appropriate for all audiences. Your role is to deliver humor only when prompted, without engaging in unrelated conversation.", visible=False)
         chatbot_jokes = gr.Chatbot()
         msg_jokes = gr.Textbox(label="Your message")
         clear_jokes = gr.Button("Clear")