PART1: Node.js JWT Authentication Tutorial: Server Setup and Database Connection

In this tutorial series on JWT authentication with Node.js, we cover the essential steps to set up your server, connect to MongoDB using Mongoose, and configure environment variables for security. Learn how to install necessary packages like Express for handling routes, Body-parser for parsing requests, Bcrypt.js for password hashing, and Jsonwebtoken for JWT creation and verification. By the end of this part, you'll have a solid foundation to build secure authentication mechanisms in your Node.js applications.