perf-analyzer

WHEN: Performance analysis, bundle size optimization, rendering, Core Web Vitals, code splittingWHAT: Bundle analysis + large dependency detection + re-render issues + useMemo/useCallback suggestions + LCP/FID/CLS improvementsWHEN NOT: Code quality → code-reviewer, Security → security-scanner

$ 설치

git clone https://github.com/majiayu000/claude-skill-registry /tmp/claude-skill-registry && cp -r /tmp/claude-skill-registry/skills/development/perf-analyzer ~/.claude/skills/claude-skill-registry

// tip: Run this command in your terminal to install the skill