Document hand keypoint exports in package READMEs

Document public hand keypoint exports

Add public hand keypoints for paper-towel-hand-wiping

Add public hand keypoints for sink-hand-washing

Add public hand keypoints for hand-cream-application

Add public hand keypoints for tidy-dining-room

Add public hand keypoints for tidy-living-room

Add public hand keypoints for sweep-and-mop-floor

Add public hand keypoints for tidy-bedroom

Add public hand keypoints for washing-machine-laundry

Update public mask previews and dataset card

Add dataset loader examples

Add public dataset viewer index

Update dataset homepage multimodal grid

Normalize tabular event files with Git LFS

Add package tidy-dining-room

Add package sweep-and-mop-floor

Add package tidy-bedroom

Add package tidy-living-room

Add package washing-machine-laundry

Add package paper-towel-hand-wiping

Add package sink-hand-washing

Add package hand-cream-application

Correct dataset card metadata newlines

Fix dataset card task categories

Release v2 metadata and examples