version-bump

Version the Team plugin at land time (DEV-internal, not distributed): decide the SemVer level, compute the next free version against current main, update all six version strings, cut the [Unreleased] changelog body into a dated ## [X.Y.Z] section, run the land-time consistency assertion, and commit chore(version): X.Y.Z. This is the Team-internal bumper; the generic runtime /shipit skill then pushes, waits for CI,…