Upload app.py with huggingface_hub

app.py

@@ -0,0 +1,33 @@
+import os, sys
+os.environ["LIDRA_SKIP_INIT"] = "true"
+
+import spaces
+import gradio as gr
+
+# Kaolin stub
+from pathlib import Path
+STUB = Path("/home/user/app/kaolin_stub")
+if STUB.exists():
+    sys.path.insert(0, str(STUB))
+    print("Kaolin stub added")
+
+@spaces.GPU(duration=60)
+def diagnose():
+    import torch
+    lines = [f"torch={torch.__version__}", f"cuda={torch.cuda.is_available()}"]
+    if torch.cuda.is_available():
+        lines.append(f"gpu={torch.cuda.get_device_name()}")
+    try:
+        from kaolin.render.camera import Camera
+        lines.append("kaolin stub: OK")
+    except Exception as e:
+        lines.append(f"kaolin: {e}")
+    return "\n".join(lines)
+
+with gr.Blocks() as demo:
+    gr.Markdown("# SAM3D Diagnostic")
+    btn = gr.Button("GPU Diagnose")
+    out = gr.Textbox(lines=10)
+    btn.click(diagnose, outputs=[out])
+
+demo.launch()