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.
This file is recognized by the GitHub Copilot Coding Agent and other AGENTS.md-aware tools as the source of repo-level agent guidance. It mirrors `.github/copilot-instructions.md`; both should be kept