How do you handle authentication in Next.js?

Firstly, when tackling authentication in Next.js, my go-to solution often involves leveraging NextAuth.js—a library designed specifically for Next.js applications. The reason is its ease of integration, security features, and extensive support for numerous OAuth providers, including Google, Facebook, and GitHub, among others. It abstracts away the complexities, providing a straightforward yet secure authentication mechanism.

A pivotal part of my strategy is to ensure that the authentication flow is seamless and user-friendly. To that end, I customize the NextAuth.js pages and callbacks to provide a cohesive user experience that aligns with the application’s design language. This customization capability allows for a versatile user interface that can be adapted to meet the specific needs of any application, enhancing user engagement and satisfaction....