Observability Review

Review code from an observability and debugging perspective.

Review Checklist

Logging

• Verify important operations are logged at appropriate levels
• Check log messages include sufficient context (IDs, parameters)
• Ensure structured logging format is used consistently
• Verify sensitive data is not logged (passwords, tokens, PII)

Log Levels

• DEBUG: Detailed flow information for development
• INFO: Key business events and state transitions
• WARN: Recoverable issues that need attention
• ERROR: Failures requiring investigation
• Verify log level usage matches the above semantics