Fix MSDeformAttn: update deprecated PyTorch API for PyTorch 2.x compatibility

fix: handle invalid depth values

refactor(cuda): revert verbose assertion comments

fix(cuda): patch ms_deform_attn_cuda.cu for PyTorch 2.8 ABI compatibility

Fix MSDeformAttn: update deprecated PyTorch API for PyTorch 2.x compatibility

Deploy Zoo3D with Zero GPU support

Runtime fallback: install local detectron2 if import fails (no build isolation)

fix config

chore: vendor third_party (remove submodules, ignore artifacts)

chore: cleanup for HF Spaces (ignore pth)

adding real MK

init