Caching and Revalidating Data in Next.js – Optimizing Performance with fetch, unstable_cache, and Smart Tags

Error Handling in Next.js – Expected Errors, Uncaught Exceptions, and Error Boundaries

Styling in Next.js – Tailwind, CSS Modules, Global Styles, and CSS Ordering

Image Optimization in Next.js – Local and Remote Images with the <Image> Component

Font Optimization in Next.js – Self-Hosting Google and Local Fonts with next/font

Metadata and OG Images in Next.js – SEO, Shareability, and Dynamic Generation

Route Handlers in Next.js – Custom Request Handling with Web APIs and Typed Context

Proxy in Next.js – Redirects, Rewrites, and Header Control Before Request Completion

Deploying Next.js – Node.js Server, Docker Container, Static Export, and Platform Adapters