unittest: 30 passed
task index: 763 rows validated
skill catalog: 281 skills, 0 errors
git diff --check: passed
pre_submit_check.sh --fetch: exit 0, passed
Historical unrelated marker hits were printed by repository scan; no task file markers.
Real delivery: 9 categories, 3279 rows, 10 original files byte-identical, 11 XLSX-only ZIP entries; ZIP CRC and formula/cache readback passed.