dvv-0.1.2.1: changelog.md

# 0.1.2.1 [James R. Thompson](mailto:jamesthompsonoxford@gmail.com) February 2026
Improve documentation and fix Eq instance

# 0.1.2.0 [James R. Thompson](mailto:jamesthompsonoxford@gmail.com) February 2026
Hide VersionVector field accessors to force smart constructor usage

# 0.1.1.0 [James R. Thompson](mailto:jamesthompsonoxford@gmail.com) January 2026
Fix broken ordering instances

# 0.1.0.0 [James R. Thompson](mailto:jamesthompsonoxford@gmail.com) January 2026
Initial library for basic DVV definitions and operations.