Gradio: Mocked OAuth Login Exposes Server Credentials and Uses Hardcoded Session Secret

Summary Gradio applications running outside of Hugging Face Spaces automatically enable "mocked" OAuth routes when OAuth components e.g. gr.LoginButton are used. When a user visits /login/huggingface, the server retrieves its own Hugging Face access token via huggingfacehub.gettoken and stores it...