fix: drop License bullet + cleaner Schema label

docs: Dataset Description section for sidebar repository link

docs: use canonical Homepage/Repository labels for sidebar extraction

docs: add Source Data section pointing to GitHub

docs: add GitHub source repo, HF mirror, license, maintainer block

fix: regenerate parquet with string (not large_string) and int64 year

fix: simpler configs.data_files form

v1.1.0: expand technique taxonomy from 25 to 33 tags (jugs, pockets, edges, half_crimp, full_crimp, finger_drag, gastons, side_pulls); retag 71 of 114 rows

Initial release v1.0.0: 114 curated rock-climbing technique resources

initial commit