Update app.py

app.py

@@ -25,7 +25,7 @@ models = [
    Model("SD21","models/stabilityai/stable-diffusion-2-1", "")
 ]
 
-custom_model = models[1].path
+custom_model = models[3].path
 
 sandbox = gr.Interface.load(
     name= custom_model,
@@ -35,4 +35,4 @@ sandbox = gr.Interface.load(
     article=article,
     api_key=API_KEY,
 )
-sandbox.queue(concurrency_count=20).launch()
+sandbox.queue(concurrency_count=30).launch()