Update app.py

app.py

@@ -131,7 +131,7 @@ with gr.Blocks() as demo:
 """
     )
     with gr.Column():
-        html_show = gr.HTML(f'<a href="{html_file}" target="_blank">Open Demo HTML</a>')
+        html_show = gr.HTML(f'<a href="/home/user/app/demo.html" target="_blank">Open Demo HTML</a>')
     with gr.Column():
         html_result = gr.HTML(
             value="""