create-mvc-backend-app/src/db/db.js

A complete backend API template following MVC architecture with Node.js, Express.js, MongoDB, and JWT authentication

import mongoose from 'mongoose';

const connectDB = async () => {
    try {
        const conn = await mongoose.connect(process.env.MONGODB_URI);
        console.log(`MongoDB Connected: ${conn.connection.host}`);
    } catch (error) {
        console.error('Database connection error:', error.message);
        process.exit(1);
    }
};

export default connectDB;