📖 Step 6: Development#168 / 350

Middleware

Middleware

📖One-line summary

Logic that sits between a request and its handler.

✨Example

Requests pass through middleware layers

🔐
Auth
Verify auth
→
📝
Logger
Log request
→
⏱️
Rate Limit
Rate limit
→
⚙️
Handler
Process

⚡Vibe coding prompt examples

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Implement logic in Next.js middleware that redirects unauthenticated users to the login page.

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Build Express middleware. Apply request logging, CORS, JWT verification, and error handling middleware in order.

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