tried fix with explicit path

app.py

@@ -634,7 +634,8 @@ with gr.Blocks(theme=theme, css="""
     )
 
 # Mount and run app
-app = gr.mount_gradio_app(app, demo, path="/")
+#app = gr.mount_gradio_app(app, demo, path="/")
+app = gr.mount_gradio_app(app, demo, path="/gradio/") # for huggingface, attempted workaround
 
 if __name__ == "__main__":
     uvicorn.run(app, host="0.0.0.0", port=7860)