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 →TDD-first development workflow with structured planning, task tracking, and PR-based code review. Use when building software projects that require clarification phases, planning approval gates, Trello task management, test-driven development, Git branching policies, and PR feedback loops with reviewers.