Skills（SKILL.md）は、AIエージェント（Claude Code、Cursor、Codexなど）に特定の能力を追加するための設定ファイルです。
詳しく見る →When a problem is found outside the current task scope, classify and act. Enforces strict triage rules: only direct regressions stay in the branch; everything else becomes a filed issue with full context, proper size split, and milestone set to match the current PR.