Introduced interfaces for audit fields (AddedWhen, ChangedWhen, ChangedWho, AddedWho) and updated domain entities to implement them. Adjusted properties for consistency and nullability. Updated MappingProfile to map audit fields between DTOs and entities. Improves auditability and standardization across the domain model.
- Introduced AnnotationCreateDto for creation-specific properties
- AnnotationDto now inherits from AnnotationCreateDto and includes Id, AddedWhen, ChangedWhen, and ChangedWho
- Added Type property to AnnotationCreateDto
- remove CreateAnnotationCommand