Backend CRUD Application

A Node.js + Express backend with MongoDB for CRUD operations on users.

Features

• Create: Add new users with name and email
• Read: Get all users or a specific user by ID
• Update: Modify existing user details
• Delete: Remove users from the database

Technologies Used

• Node.js
• Express.js
• MongoDB with Mongoose
• HTML/CSS/JavaScript for frontend interface

Installation

1. Clone the repository
2. Install dependencies: npm install
3. Set up MongoDB (local or cloud)
4. Configure environment variables in .env
5. Start the server: npm run dev

API Endpoints

• GET /api/users - Get all users
• POST /api/users - Create a new user
• GET /api/users/:id - Get a user by ID
• PUT /api/users/:id - Update a user
• DELETE /api/users/:id - Delete a user

Usage

1. Start the server
2. Open http://localhost:5000/ in your browser for the web interface
3. Or use tools like Postman to test the API endpoints

Testing with Postman

Import the collection or manually test the endpoints with JSON payloads.

Example POST request:

{
  "name": "John Doe",
  "email": "john@example.com"
}