Update app.py

app.py

@@ -242,6 +242,15 @@ MAX_SEED = 1e7
 title = "## AI 3D Model Generator"
 description = "Our Image-to-3D Generator transforms your 2D photos into stunning, AI generated 3D models—ready for games, AR/VR, or 3D printing. Our AI 3D Modeling is based on Hunyuan 2.0. Check more in [imgto3d.ai](https://www.imgto3d.ai)."
 
+# 顶层哨兵函数，HF 扫描用
+@spaces.GPU(duration=1)
+def _gpu_check():
+    import torch
+    if torch.cuda.is_available():
+        return f"GPU ready: {torch.cuda.get_device_name(0)}"
+    else:
+        return "No GPU available"
+        
 with gr.Blocks().queue() as demo:
     gr.Markdown(title)
     gr.Markdown(description)