Express.js Backend

A basic Express.js backend server with a modular structure and Firebase integration.

Setup

1. Install dependencies:

npm install

2. Create a .env file in the root directory and add your environment variables:

PORT=5000

3. Set up Firebase:
   • Go to the Firebase Console
   • Create a new project or select an existing one
   • Go to Project Settings > General
   • Scroll down to "Your apps" section
   • Click on the web icon (</>)
   • Register your app with a nickname
   • Copy the Firebase configuration object
   • Save it as firebase_key.json in the backend root directory

Running the Server

Development mode (with auto-reload):

npm run dev

Production mode:

npm start

API Endpoints

• GET /: Welcome message
• GET /api/health: Health check endpoint

Project Structure

backend/
├── node_modules/
├── routes/
│   └── index.js
├── controller/
│   └── firebaseSetting.js
├── utils/
│   └── jsonLoader.js
├── .env
├── .gitignore
├── firebase_key.json
├── package.json
├── README.md
└── server.js