- Created DataExportService for comprehensive user data export (GDPR compliance)
- Exports all user data: profile, settings, tracks, playlists, comments, likes, analytics, federated identities, roles
- Added ExportUserData method to retrieve all user data from database
- Added ExportUserDataAsJSON method to export as downloadable JSON file
- Added endpoint GET /api/v1/users/me/export that returns JSON file download
- Comprehensive unit tests for export service
- Proper error handling and logging
Phase: PHASE-6
Priority: P2
Progress: 118/267 (44.19%)
- Created recovery package with comprehensive retry logic
- Implemented Retry and RetryWithResult with configurable strategies
- Added exponential backoff with jitter support
- Created multiple recovery strategies:
- RetryRecoveryStrategy: retry with backoff
- FallbackRecoveryStrategy: fallback function
- CircuitBreakerRecoveryStrategy: wait for circuit breaker
- CompositeRecoveryStrategy: combine multiple strategies
- Added helper functions: IsRetryableError, IsTemporaryError, IsPermanentError
- Support for context cancellation and timeout
- Comprehensive unit tests for all recovery mechanisms
Phase: PHASE-6
Priority: P2
Progress: 117/267 (43.82%)
