Notes.txt

config -> For managing configuration files, allows you to create a configuration file and access its values from anywhere in your application.

gravatar -> A library for generating Gravatar URLs based on email addresses. Gravatar is a service for providing globally recognized avatars.

bcryptjs -> A library to help hash/encrypt passwords securely before storing them in the database.

jsonwebtoken -> A library for generating and verifying JSON Web Tokens (JWT). JWTs are used for authentication and authorization in web applications.

request -> Deprecated library for making HTTP requests in Node.js. It has been deprecated in favor of other libraries like Axios or the built-in http module.

nodemon -> a utility that monitors changes in your Node.js application and automatically restarts the server whenever a change is detected

Concurrently -> allows you to run multiple commands concurrently in the same terminal window.