# Contributing Use the canonical Gitea issues and pull requests. GitHub is discovery-only. Keep changes narrowly scoped, add tests, preserve exact version pins, and sign commits with `Signed-off-by` under the Developer Certificate of Origin 1.1. Contributions to `skills/sandwich-hime` are accepted under 0BSD. All other contributions are accepted under AGPL-3.0-only. Disclose material AI assistance in the change description so reviewers can calibrate provenance and testing.