v0.2.0 — Relicense MIT -> BSL 1.1 (commercial protection wedge) First Bourdon release under Business Source License 1.1. v0.0.1 through v0.1.0 stay MIT (perpetual rights for downloaders). Each BSL version auto-converts to Apache 2.0 four years after publication. See GitHub Release notes for full migration guide + LICENSE_FAQ.md for plain-English guidance.