What is Core Web Vitals
The three core performance metrics defined by Google are LCP (maximum content rendering), FID (first input latency), and CLS (cumulative layout offset).
Lighthouse Audit
Chrome has built-in tools that rate performance, accessibility, best practices, and SEO, and provide optimization recommendations.
Common optimization methods
Image compression and lazy loading, code segmentation and tree shooting, CDN acceleration, caching strategy, key CSS inlining.
Performance Monitoring
Collect real user data (RUM) using the Web Vitals library and continuously monitor performance changes.
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