Create a course selling app Initialize a new Node.js project Add Express, jsonwebtoken, mongoose to it as a dependency Create index.js Add route skeleton for user login, signup, purchase a course, sees all courses, sees the purchased courses course Add routes for admin login, admin signup, create a course, delete a course, add course content. Define the schema for User, Admin, Course, Purchase Add a database (mongodb), use dotenv to store the database connection string Add middlewares for user and admin auth Complete the routes for user login, signup, purchase a course, see course (Extra points - Use express routing to better structure your routes) Create the frontend Good to haves Use cookies instead of JWT for auth Add a rate limiting middleware Frontend in ejs (low pri) Frontend in React