# Changelog

## Score

- CAI 65 → 66 (+1.1)
- Rubric changed (rubric-2026.09.12 → rubric-2026.10.1) — scores are not directly comparable.

## Lenses

- Code Health 98 → 98 (-0.1)
- Architecture 100 → 100 (+0.0)
- Maturity 51 → 51 (+0.0)
- Readiness 66 → 70 (+4.1)
- Security 80 → 80 (+0.0)

## Resolved (3)

- Coverage not measured — no coverage collector is wired up
- Documentation: no installation or build instructions (README.md)
- Documentation: no usage examples (README.md)

## New (1)

- Duplicated block (6 lines × 2) (native/arrow_format_nif/src/file.rs)