expressjs-project

Express.js app with MongoDB, Mongoose, EJS layouts, and REST-style routes for authors and books.

Prerequisites

• Node.js >= 18
• MongoDB (mongod running locally or a remote instance)

Setup

1. Install dependencies:

   npm install

2. Configure the database:

   Copy .env.example to .env and set DATABASE_URL:

   cp .env.example .env

   Edit .env and set your MongoDB connection string. For local MongoDB:

   DATABASE_URL=mongodb://localhost:27017/fullstack
   

   Replace fullstack with your database name. For MongoDB Atlas or remote hosts, use the full connection string (including credentials if required).

3. Run the app:

   npm run devStart

   Or for production:

   npm start

Environment Variables

Variable	Description	Default
DATABASE_URL	MongoDB connection string	(required)
PORT	Server port	3001
NODE_ENV	production disables dotenv, use system env	development