performance-audit
Installation
SKILL.md
Performance Audit
Verify website performance meets Core Web Vitals standards.
Core Web Vitals Targets
| Metric | Target | What it measures |
|---|---|---|
| LCP | < 2.5s | Largest Contentful Paint (loading) |
| FID | < 100ms | First Input Delay (interactivity) |
| CLS | < 0.1 | Cumulative Layout Shift (stability) |