Update app.py

app.py

@@ -24,6 +24,17 @@ footer {
 '''
 
 
+js_func = """
+function refresh() {
+    const url = new URL(window.location);
+    if (url.searchParams.get('__theme') !== 'dark') {
+        url.searchParams.set('__theme', 'dark');
+        window.location.href = url.href;
+    }
+}
+"""
+
+
 examples = [
     "3d image, cute girl, in the style of Pixar --ar 1:2 --stylize 750, 4K resolution highlights, Sharp focus, octane render, ray tracing, Ultra-High-Definition, 8k, UHD, HDR, (Masterpiece:1.5), (best quality:1.5)",
     "Chocolate dripping from a donut against a yellow background, in the style of brocore, hyper-realistic oil --ar 2:3 --q 2 --s 750 --v 5  --ar 2:3 --q 2 --s 750 --v 5",
@@ -140,7 +151,7 @@ def load_predefined_images():
     ]
     return predefined_images
 
-with gr.Blocks(css=css, theme="bethecloud/storj_theme") as demo:
+with gr.Blocks(css=css, theme="bethecloud/storj_theme", js=js_func) as demo:
     gr.Markdown(DESCRIPTIONx)    
     with gr.Row():
         prompt = gr.Text(