Web Performance Optimization

Web performance directly impacts user experience and SEO. Here are techniques to optimize your site's performance.

Core Web Vitals

LCP (Largest Contentful Paint)

Target: < 2.5 seconds

• - Optimize images with next/image
• Preload critical resources
• Use CDN for static assets

FID (First Input Delay)

Target: < 100ms

• - Minimize JavaScript
• Break up long tasks
• Use web workers for heavy computation

CLS (Cumulative Layout Shift)

Target: < 0.1

• - Set explicit dimensions for images
• Reserve space for dynamic content
• Avoid inserting content above existing content

Image Optimization

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Code Splitting

Dynamic imports for route-based splitting:

const DynamicComponent = dynamic(() => import('./Heavy'), {
  loading: () => <Skeleton />,
});

Conclusion

Consistent monitoring and optimization of these metrics will ensure your site provides an excellent user experience.