- SUMMARY.md: Ortholog-mapped animal evidence from MGI/ZFIN/IMPC - Confidence-weighted scoring (mouse +0.4, zebrafish +0.3, IMPC +0.3) - 14/14 tests passing: ortholog confidence, keyword filtering, NULL preservation - Deviations: Schema mismatches, NULL handling, polars deprecations auto-fixed - Duration: 10 minutes, 2 tasks, 8 files, 2 commits