engine-submit-upstream-contributionlisted
Install: claude install-skill StarshipSuperjam/engine-template
<!-- GENERATED by .engine/tools/codex_gen.py from .claude/skills/engine-submit-upstream-contribution/SKILL.md — edit that source and regenerate; never edit this file by hand. -->
## Steps
1. When the external-contribution add-on is installed, enter `.engine/operations/external-contribution-submit.md` to submit a contribution upstream. If the add-on is absent, explain it and offer to add it — never install without consent.