nodejs-hw

Node.js Homework #1 — Express Server

First homework assignment from the Node.js course. A basic HTTP server built with Express, using ES modules, request logging via Pino, and CORS support.

🚀 Technologies

Package	Purpose
Express 5	HTTP framework
cors	Cross-Origin Resource Sharing
pino-http	HTTP logging
pino-pretty	Log formatting in the console
dotenv	Loading environment variables
nodemon	Auto-restart server during development
ESLint	Static code analysis
Prettier	Code formatting

📁 Project Structure

nodejs-hw/
├── src/
│   └── server.js       # Entry point — Express server
├── .env                # Environment variables (not committed to git)
├── .editorconfig       # Editor settings
├── .gitignore
├── .prettierrc
├── eslint.config.js
└── package.json

⚙️ Getting Started

1. Clone the repository

git clone https://github.com/DmytroHlushchenko17/nodejs-hw.git
cd nodejs-hw

2. Install dependencies

npm install

3. Configure environment variables

Create a .env file in the root directory:

PORT=3000
NODE_ENV=development

4. Start the server

Development mode (with auto-restart):

npm run dev

Production mode:

npm start

The server will start at http://localhost:3000

📡 API Routes

Method	Route	Description
`GET`	`/notes`	Get all notes
`GET`	`/notes/:noteId`	Get a note by ID
`GET`	`/test-error`	Test error handling (500)
`*`	`*`	404 — Route not found

Request Examples

# All notes
curl http://localhost:3000/notes

# Note with ID 5
curl http://localhost:3000/notes/5

# Error test
curl http://localhost:3000/test-error

🛠️ Scripts

npm run dev       # Start with nodemon (development)
npm start         # Start without nodemon (production)
npm run lint      # Check code with ESLint
npm run lint:fix  # Auto-fix ESLint errors
npm run format    # Format code with Prettier