High-level CloudWatch Dashboard builder following AWS monitoring best practices. **Default Settings:** - Dashboard name = construct name - Period for metrics = 5 minutes (good balance of granularity and cost) - Widgets arranged in rows and columns **Rationale:** These defaults follow AWS Well-Architected Framework operational excellence pillar: - Clear dashboard names improve discoverability - 5-minute periods provide good visibility without excessive cost - Structured layout improves readability **Best Practices:** - Organize related metrics together - Use alarms to highlight critical issues - Include both system and business metrics - Set appropriate Y-axis ranges for clarity **Escape Hatch:** Access the underlying CDK Dashboard via the `Dashboard` property for advanced scenarios not covered by this builder.