This is a Node.js Express application that provides user authentication and authorization using JSON Web Tokens (JWT). It includes features such as user registration, login, profile management, and admin-level user management. This project serves as a robust foundation and starting point for building secure authentication and authorization mechanisms into your applications. It offers a well-structured and extensible API for implementing JSON Web Token (JWT) based authentication, allowing you to quickly integrate user registration, login, profile management, and admin-level user management functionalities into your projects.

1. Clone the repository: git clone https://github.com/your-repo/jwt-auth-express.git
2. Install dependencies: yarn install
3. Create a .env file and add the following environment variables:
   • MONGO_URI: MongoDB connection URI
   • JWT_SECRET: Secret key for JWT signing

1. Start the server: yarn start
2. The server will be running at http://localhost:5000

• POST /api/users/register: Register a new user
• POST /api/users/login: Log in an existing user
• GET /api/users/profile: Get the current user's profile (requires authentication)
• PUT /api/users/profile: Update the current user's profile (requires authentication)

• PUT /api/users/:id: Update a user's information (requires admin role)
• DELETE /api/users/:id: Delete a user (requires admin role)

• Node.js
• Express
• MongoDB (with Mongoose)
• JSON Web Tokens (JWT)
• bcryptjs (for password hashing)

Contributions are welcome! Please follow the standard GitHub workflow for contributing to this project.

This project is licensed under the MIT License.