- Add ComplianceHandler struct with service and logger dependencies and NewComplianceHandler constructor
- Add CreateDSR, GetDSR, ListDSRs, and ProcessDSR methods for data subject request management
- Add RecordConsent, RevokeConsent, and GetConsents methods for consent tracking with IP and user agent capture
- Add QueryAuditLogs method with jurisdiction, actor, and action filtering
- Add SetDataRes