Upload folder using huggingface_hub (part 57)

.gitattributes

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+ "session_id": "20261024_083127_session4",
+ "primitive": "HH02",
+ "batch": "20261024",
+ "participant": "huruoxuan",
+ "participant_source": "manifest",
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+   "note": "second person (no ego cameras), Body1 of the same take, same time base as mocap.npz"
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+   "cameras_zup.npz",
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