yamatatsu

Generate build instructions and comprehensive test strategy for all units.

Generate code, tests, and deployment artifacts for a unit. Two-part stage with planning and generation.

Design detailed business logic, domain models, and business rules for a unit (technology-agnostic).

Map logical software components to actual infrastructure services for deployment.

Incorporate NFR patterns and logical components into unit design.

Determine non-functional requirements and select technology stack for a unit.

Design application components, methods, services, and dependencies at a high level.

Gather and analyze requirements with adaptive depth. Creates requirement questions and generates requirements document.

Use when building, configuring, styling, or modifying any SVAR React UI component from the @svar-ui/react-* packages - widgets, layouts, menus, toolbars, calendars, popups, themes, and locales

このモノレポ（project-template-2026）の `apps/backend`（Hono BFF）でテストを書く／直す／レビューするときの唯一の実装ガイド。ルート単体テストを PGlite（インメモリ Postgres）上で request→db→response で回し、`hono/testing` の `testClient` で型付き RPC として叩く方式・共通ヘルパ（`support.ts` / `seed.ts`）・session/認可の…

CLAUDE.md / CLAUDE.local.md / `.claude/rules/` / auto memory —— Claude Code の記憶ファイルを 書く・削る・移す・レビューするときのガイド。何を書き何を書かないか、どのスコープに置くか、 CLAUDE.md ではなく hook / `permissions.deny` に移すべきか、200 行をどう守るかを判断できる。 以下のいずれかのとき必ず読むこと —— (1) CLAUDE.md / CLAUDE.local.md…

このモノレポ（project-template-2026）の認証の唯一の実装ガイド。OAuth 2.0 authorization code + PKCE を confidential client として実装した BFF（Backend-For-Frontend）パターン（draft-ietf-oauth-browser-based-apps §6 準拠）。ブラウザには不透明・署名付きの HttpOnly セッション Cookie だけを渡し、アクセス／リフレッシュ／id…

Official Feature-Sliced Design (FSD) v2.1 skill for applying the methodology to frontend projects. Use when the task involves organizing project structure with FSD layers, deciding where code belongs, placing static assets (images, icons, fonts, PDFs),…

このモノレポ（target ESNext / 最新 Node + モダンブラウザ）での失敗の扱い方。 既定は「例外を throw せず自作 `Result<T, E>` を返す」で、TypeScript / TSX で失敗 しうる関数を書くとき——`Result` / `ok` / `err` の使い方、`if (!res.ok)` での narrowing、`E`（失敗理由）に何を入れるか、throw してよい境界の判断をするときに使う。 加えて、例外を扱う場面——独自の Error クラス（`class…

Generate tomorrow's crossword puzzle locally and commit it. Use when running the daily puzzle generation workflow from a local environment instead of GitHub Actions. Equivalent to the generate-puzzle.yml CI workflow. Triggers on "/generate-daily-puzzle".

Generate a high-quality English crossword puzzle and save it as a validated JSON file. Use when asked to create a crossword puzzle, generate a daily puzzle, or when the GitHub Actions workflow needs to produce a new puzzle for public/puzzles/. Triggers on…