fix(models): download real checkpoints when repo stores Git LFS pointers

fix(models): load trusted checkpoints with weights_only disabled

fix(docker): use libgl1-mesa-dri instead of unavailable libgl1-mesa-glx

fix(docker): add libGL packages (libgl1, libgl1-mesa-glx) for OpenCV

fix(docker): install system libs needed by OpenCV (libxcb, libx11, glib)

fix: add gunicorn to requirements for runtime

docs: add Space documentation and configuration

Update backend deployment from local backend folder

Upload folder using huggingface_hub

initial commit