WCAG 2.2 accessibility patterns — semantic HTML, ARIA, keyboard navigation, focus management, screen readers, and color contrast. Use when user mentions accessibility, a11y, WCAG, ARIA, screen reader, keyboard navigation, or focus management.
Comprehensive frontend code review for TypeScript 6 and React 19.2 — clean code principles, component patterns, type safety, accessibility, and performance. Use when user says "review code", "refactor", "check this PR", or before merging changes.
Frontend design patterns with React 19.2 and TypeScript 6 examples (Composition, Compound Components, Custom Hooks, Render Props, HOC, State Machines). Use when user asks "implement pattern", "use composition", or when designing reusable components.
Frontend performance patterns for Core Web Vitals (LCP, INP, CLS), Turbopack optimization, bundle splitting, Cache Components strategy, and rendering performance. Use when user mentions performance, slow loading, large bundle, Core Web Vitals, or "optimize".
React 19.2 + Next.js 16 development - Server Components, Cache Components, proxy.ts, View Transitions, App Router, TypeScript 6, and Tailwind CSS v4. Use when building frontend apps, creating components, or asking "how do I set up X?"
Flutter accessibility — Semantics, TalkBack, VoiceOver, contrast, touch targets, screen readers. Use when user mentions accessibility, a11y, semantics, screen reader, TalkBack, VoiceOver, or touch targets.
Dart/Flutter code review — clean code, widget patterns, type safety, accessibility, performance. Use when user says "review code", "refactor", "check this PR", or before merging changes.
Flutter design patterns — Composition, Repository, MVVM, Strategy, Observer, Singleton, Factory. Use when user asks "implement pattern", "use composition", or when designing reusable features.