Remove text.json: the verbatim upstream string table is not needed to train or evaluate, and its removal is what makes this artifact genuinely ours to license
kind was never recorded for this repo, so get_tasks could not identify autocomplete tasks: they carry no splits, so naming one resolved to zero tasks silently. remove_columns (leakage columns) was dropped by the preprocessor's manifest schema and is now emitted, omitted when empty.
Matches what a re-preprocess produces; task entries only, no other keys touched.
