Update app.py

app.py

@@ -109,6 +109,6 @@ with gr.Blocks(css=css) as demo:
     with gr.Row():
         gallery = gr.Image(show_label=False)
 
-    button.click(api_gradio, inputs=[prompt, negative, style, width, height], outputs=gallery)
+    button.click(api_gradio, inputs=[prompt, negative, style, width, height], outputs=gallery, queue=True, concurrency_limit=250)
 
-demo.queue(max_size=100).launch(show_api=False, share=False)
+demo.queue(max_size=250).launch(show_api=False, share=False)