Skill v1.0.1

version: "1.0.1"

name: logging description: Logging best practices and observability. Use when adding or reviewing logging in applications.

logging

Implement effective logging.

Log levels

• ERROR: needs immediate attention
• WARN: unexpected but handled
• INFO: normal milestones
• DEBUG: detailed diagnostics
• TRACE: very detailed flow

Best practices

• Structured data (JSON)
• Include context: request ID, user ID
• Never log sensitive data
• Correlation IDs across services
• Appropriate levels per environment