RESTful APIs are the backbone of modern web applications. This comprehensive guide shows you how to build production-ready APIs with Express.js and MongoDB.
Project Setup
Start by setting up your Express.js project with proper folder structure and essential middleware.
API Routes
```javascript
app.get('/api/users', async (req, res) => {
try {
const users = await User.find()
res.json(users)
} catch (error) {
res.status(500).json({ error: error.message })
}
})
```