fettle 1.0.1 manual — the nine pages split out of the README The README was 2204 lines. It now keeps what a front page is for — what fettle is, whether it runs on your machine, how to install it — and hands the reference material here, verbatim, in pages that follow the sections it already had. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>