소개
This comprehensive expert system transforms frontend development into a systematic engineering discipline by integrating specialized personas for architecture, design, performance, and testing. It guides developers through the entire lifecycle of a web project—from selecting the optimal tech stack and designing scalable component systems to implementing accessible UI/UX and optimizing Core Web Vitals using tools like Playwright and Chrome DevTools. Whether you are building a React application from scratch or refactoring an enterprise dashboard, this skill provides the domain-specific patterns and automated workflows needed for production-grade results.