- Added endpoints for listing and importing migration rosters.
- Introduced audit export functionality for migration jobs in CSV and NDJSON formats.
- Implemented tenant mismatch validation for Microsoft migration claims.
- Enhanced error handling for email claiming and migration processes.
- Added integration tests for roster import and claim workflows.
- Added configuration options for Stalwart hosted mail in .env.example.
- Updated Docker Compose to include Stalwart service with health checks.
- Introduced new API endpoints for managing mail domains and migration projects.
- Enhanced Authentik blueprints for user enrollment and post-migration security.
- Updated OAuth handling for Google and Microsoft migration processes.
- Improved error handling and response structures in the mail API.
- Added integration tests for email claiming and migration workflows.
- Introduced new functionality for managing email attachments and drafts in the mail API.
- Added handlers for listing, uploading, and downloading message attachments in `internal/api/mail/handlers_attachments.go`.
- Implemented draft management endpoints for creating, updating, and deleting drafts in `internal/api/mail/handlers_drafts.go`.
- Created new service methods for handling draft and attachment operations in `internal/api/mail/drafts.go` and `internal/api/mail/storage.go`.
- Added validation and error handling for draft and attachment operations.
- Included unit tests for draft and folder functionalities in `internal/api/mail/drafts_test.go` and `internal/api/mail/folders_test.go`.
- Updated API routes to support new draft and attachment features, enhancing overall mail management capabilities.
