Add queueing, disable API

thanks

@mrfakename
for the tips

app.py

@@ -436,4 +436,4 @@ with gr.Blocks() as demo:
     gr.Markdown('<div align="center"><p style="font-size: 36px;">🏆 Leaderboard</p></div>')
     leaderboard = gr.Dataframe(value=elo_ratings_df)
 
-demo.launch()
+demo.queue(api_open=False).launch(show_api=False)