nextjs

Structure a Next.js 16 App Router project by standardizing the project layout using app/, layout.tsx, and page.tsx files alongside scalable routing conventions to deliver robust applications.

Use Server Components by default in Next.js for data fetching and initial rendering, switching to Client Components only when you need interactivity, state, or browser-specific APIs.

Handle data fetching and SEO metadata in Next.js by leveraging Server Components to fetch data directly and exporting a metadata object from your layout or page files for optimization.

Next.js App Router supports dynamic routing using folder-based conventions and provides built-in image optimization to automatically serve responsive, properly formatted images for better performance.

You can apply these Next.js App Router guidelines to existing projects by refactoring your current structure, component strategies, and data handling to align with production-grade best practices.

Your Next.js App Router project needs proper typing and environment variable practices to ensure type safety, prevent runtime errors, and securely manage sensitive configuration data in production.