Step-by-step SKILL.md packages an AI follows for a single kind of task.
A skill is a focused playbook - instructions, examples and constraints - that makes any model reliable at one job, from SQL reporting to changelog writing. The router fills a plan's skill slot with the best match for the request.
Review a pull request (or local branch with --local) with thorough analysis, measured severity, a read-only second opinion on every serious finding (Opus by default, Fable with --ultra), and actionabl