storefront▌

Comprehensive guidance for building modern ecommerce storefronts with patterns, component architecture, and backend integration. \n \n Covers all storefront components: navigation, product pages, cart, checkout, and account pages across any framework (Next.js, SvelteKit, React, Vue) \n Includes critical accessibility patterns (aria-live for cart updates), mobile optimization (safe-area-inset, 44px touch targets), and SEO requirements (Product schema, Core Web Vitals) \n Provides mandatory backen