# Changelog

## Score

- CAI 55 → 61 (+6.5)
- Rubric changed (rubric-2026.10.1 → rubric-2026.10.5) — scores are not directly comparable.

## Lenses

- Code Health 100 → 100 (-0.4)
- Architecture 69 → 93 (+23.8)
- Maturity 32 → 38 (+5.9)
- Readiness 76 → 78 (+1.3)
- Security 79 → 79 (+0.0)

## Resolved (2)

- Documentation: no installation or build instructions (README.md)
- Documentation: no project overview (README.md)

## New (7)

- Duplicated block (7–9 lines × 2) (HeterogeneousCollections/TypeList.fs)
- Outdated: ApiSurface
- Outdated: FsUnit
- Outdated: Microsoft.NET.Test.Sdk
- Outdated: NUnit
- Outdated: NUnit3TestAdapter
- Scattered collaborators