📖 Step 8: Deploy & Launch#223 / 291

Logging

Logging

📖One-line summary

Recording what the service does — essential for tracing problems later.

Example

Live server log stream

[10:00] GET /api/users 200

[10:01] POST /api/login 200

[10:02] GET /api/products 200

Vibe coding prompt examples

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Build a structured logging system with Winston. Emit logs in JSON format and split files by log level.

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Build middleware that auto-logs API request/response. Mask sensitive info (passwords, tokens).

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