7 Next.js App Router Mistakes I See Most Often

<p>In March 2024, Google replaced First Input Delay with Interaction to Next Paint as an official Core Web Vital. FID is gone. INP is what matters now — and most React apps that

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<p>Next.js in 2026 is the most powerful it has ever been, and the most exhausting to keep up with. I've shipped production sites on every major version from 12 through 15, and

<h1> Next.js 16 React Server Components: The Complete Production Guide </h1> <p>React Server Components (RSC) is the biggest architectural shift since Hooks. Next.js 16 makes RSC

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<p>I've worked on enough Node.js backends at this point to start seeing the same problems come up over and over. Some of them are beginner mistakes. Some of them show up in

<p>If a page reads from your database, render it <strong>on demand</strong>, not during the build. Prerendering it means your build container needs a route to Postgres, and on