frontend-dev-guidelines

Frontend development guidelines for React + TypeScript applications. Covers modern patterns such as Suspense and lazy loading, data fetching with useSWR, feature-based file organization, shadcn/ui components, Tailwind CSS styling, the Next.js App Router, performance optimization techniques, and TypeScript best practices. Apply these guidelines when creating components, pages, or features; fetching or streaming data; styling; routing; or generally working on frontend codebases.