Add triposg package (VAST-AI/TripoSG)

requirements.txt

@@ -10,6 +10,7 @@ numpy>=2
 #     in pip>=21 isolated builds. Fix: --no-build-isolation at runtime.
 #   - nvdiffrast/diso/detectron2 require nvcc (NVIDIA CUDA compiler) which is only
 #     available in the ZeroGPU runtime container, not the Docker build stage.
+triposg @ git+https://github.com/VAST-AI-Research/TripoSG.git@fc5c40990181e2a756c4e0b1c2f4d6b5202faf8c
 clip @ git+https://github.com/openai/CLIP.git@d05afc436d78f1c48dc0dbf8e5980a9d471f35f6
 # mvadapter and stablenormal use over-pinned deps (opencv-python vs headless, diffusers==0.28.0)
 # installed at runtime with --no-deps in app.py