Update app.py

app.py

@@ -219,7 +219,19 @@ def get_top_bottom_news(date_obj):
         
     return f"<ul>{top_news_html}</ul>", f"<ul>{bottom_news_html}</ul>"
 
-with gr.Blocks(theme=gr.themes.Soft(primary_hue="sky", secondary_hue="orange"), css=".gradio-container {background: #0B0F19}") as app:
+with gr.Blocks(
+    theme=gr.themes.Soft(primary_hue="sky", secondary_hue="orange"), 
+    css=".gradio-container {background: #0B0F19}", 
+    js="""
+window.addEventListener('load', () => {
+  const u = new URL(window.location.href);
+  if (u.searchParams.get('__theme') !== 'dark') {
+    u.searchParams.set('__theme', 'dark');
+    window.location.replace(u);
+  }
+});
+"""
+) as app:
     gr.Markdown(f"""<div style='text-align: center; padding: 20px; color: white;'><h1 style='font-size: 3em; color: #00BFFF;'>📈 Crypto Pulse</h1><p style='font-size: 1.2em; color: #A9A9A9;'>比特幣新聞情緒與價格分析儀表板</p><p style='font-size: 0.9em; color: #888;'>Designed by: {DEVELOPER_NAME}</p></div>""")
 
     max_date_dt = df.index.max()