
KD1 プロジェクト専用の実装ガイド(手順書)。 React + TypeScript + Express + Catalyst UI を用いた Web アプリケーションを、 定義済みアーキテクチャと技術スタックに準拠して構築する際に使用する。 本 Skill は「どう実装するか(手順・選定・参照)」を提供し、 常時適用の設計憲法は AGENTS.md に従う。
React Native and Expo best practices for building performant mobile apps. Use when building React Native components, optimizing list performance, implementing animations, or working with native modules. Triggers on tasks involving React Native, Expo, mobile performance, or native platform APIs.
Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".
React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture. Includes React 19 API changes.
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.