ai-dev-workflow

由文件串起完整的 AI 開發流程。涵蓋領域建模與程式碼組織（DDD）、行為驗證與自動測試（BDD）、以及 AI 開發規範設定（Agent 規範）。Use when (1) the project has .feature files, (2) the user asks to organize code by business features or define naming conventions, (3) creating or updating AGENTS.md / project rule files, (4) writing or implementing Gherkin scenarios, (5) starting a new project from scratch, or (6) the agent needs the full development lifecycle.