Disable Gradio SSR for stable Space routing

Remove CUDA 12-only CuPy dependency

Fix CUDA runtime mismatch and use native Gradio launch

Restore required ZeroGPU sidecar startup

Remove obsolete ZeroGPU startup proxy

Add missing torchvision compatibility helper

Document CUDA13 compatibility profile

Lazy-load Shape 2.1 on ZeroGPU and disable legacy CUDA12 PBR path

Update Pydantic for Gradio MCP compatibility

Align Gradio and PyTorch versions with official requirements

Build Hunyuan3D-2.1 ZeroGPU image-to-3D demo (part 2)

Build Hunyuan3D-2.1 ZeroGPU image-to-3D demo

initial commit