4 articles
Core Web Vitals: The Complete Guide to LCP, INP, and CLSA practical guide to Core Web Vitals — what LCP, INP, and CLS measure, the thresholds Google uses, how to read field vs lab data, and a prioritized plan to fix each one.
Bundle Size: What's Actually Inside Your JavaScriptYour production bundle is bigger than you think, and you probably can't name half of what's in it. Here's how to look inside and cut the weight that matters.
Image Optimization Is the Single Biggest LCP WinOn most pages the Largest Contentful Paint element is an image. Get that one image right and you fix the metric users feel most. Here's the playbook.
After profiling 50 production React apps, the same five problems showed up again and again. None of them were exotic — and all of them were fixable.
