Rewrite a finished commit message so the log hands off on its own — in the author's own voice, not an imposed one. Goal Repeated amends and momentum commits leave a message bloated, stale, or padded with trivia. rewrites the message into a clean version that lets a fresh session continue from alone, without reading the diff. It refines what the author already writes. Only the message moves — and timestamps, per the date rule below; the tree never changes. It is user-invoked — run it once you've decided to commit. A commit-cleanup tool in the agent's reach would bias it toward committing when…