Add Authentication and Authorization to Next.js 8 Serverless Apps using JWT and GraphQL

This tutorial guides developers on how to add authentication and authorization to Next.js 8 serverless apps using JWT (JSON Web Tokens) and GraphQL. It covers deploying a Node.js Express JWT service for authenticating requests to Hasura GraphQL Engine, setting up authorization using JWT and Hasura GraphQL permissions, creating a sample Next.js app with login, signup, and articles listing page, and finally deploying the app on Now.sh using serverless target. The tech stack used includes Next.js 8 for building the serverless React app, Apollo Client for GraphQL querying, Node.js server for JWT authentication, and Hasura GraphQL Engine for GraphQL APIs with permissions.