📖 Step 7: Testing & Quality#184 / 291

Error Log

📖One-line summary

Error messages a program prints — paste them to an AI for faster fixes.

Logs that record errors

[10:23:01] INFO Server started on :3000

[10:23:15] WARN Slow query: 2.3s

[10:23:22] ERROR Connection refused: DB

[10:23:22] ERROR Stack: at db.connect()

Integrate Sentry into the project and configure auto-collection of frontend error logs.

Configure Winston to output server error logs to both a file and the console simultaneously. Split by log level.

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