chore: add bare timeseries tag, remove ineffective modality field

chore: fix modality field, drop modality tag, sync language

chore: remove original dataset files

chore: translate to English, sync source metadata, add format:tsfile tag

chore: translate README to English and add format:tsfile tag

chore: normalize tsfile dataset metadata

Upload README.md with huggingface_hub

Remove obsolete merged TsFile

Use per-episode TsFile layout matching LeRobot data_path

Copy video videos/chunk-000/observation.images.phone/episode_000001.mp4 verbatim from Vacuame/train4

Copy video videos/chunk-000/observation.images.phone/episode_000000.mp4 verbatim from Vacuame/train4

Copy video videos/chunk-000/observation.images.laptop/episode_000001.mp4 verbatim from Vacuame/train4

Copy video videos/chunk-000/observation.images.laptop/episode_000000.mp4 verbatim from Vacuame/train4

Add TsFile (data/), README, and meta (info.json adjusted for tsfile)

initial commit