🚦 Going to Production⚡Chapter 43Performance & Core Web VitalsLCP, INP, CLS, TTFB. Images, fonts, JS budget, caching strategies.2 lessons~0.8 hr1Core Web VitalsLCP, INP, CLS. Real-user vs lab metrics. 25m2Performance TechniquesImage formats, font loading, code splitting, caching. 25m Previous chapter♿ Accessibility DeepNext chapter 📡 SEO & Deployment