Update app.py

app.py

@@ -171,7 +171,7 @@ theme = gr.themes.Base(
 with gr.Blocks(css=demo_css, theme=theme) as demo:
     with gr.Column(elem_id="col_container"):
         with gr.Accordion("", open=False, visible=False):
-            system_msg = gr.Textbox(value="100")
+            system_msg = gr.Textbox(value="")
             new_msg = gr.Textbox(value="")
             accordion_msg = gr.HTML(value="", visible=False)