Component building guidelines for creating high-quality, accessible, and composable registry components. Triggers on tasks involving building a component, adding or building a block, new block, registry component. Use when working in src/registry/.
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.