Shows you how to build proper component APIs with composition patterns like compound components and render props across React, Vue, and Svelte. Covers CSS-in-JS approaches from Tailwind to styled-components, with code examples for accessible button variants, accordion components, and context patterns. Good for when you're setting up design systems or refactoring messy component hierarchies. The framework-specific patterns are solid, though the Vue 3 composables section could use more real-world error handling examples.
npx skills add https://github.com/wshobson/agents --skill web-component-design