- Implement `normalize_linkml_alt_descriptions.py` to convert structured alt_descriptions to the expected scalar form.
- Implement `normalize_linkml_structured_aliases.py` to flatten language-keyed structured_aliases into a standard list-of-objects format.
- Implement `validate_linkml_schema_integrity.py` to validate the integrity of LinkML schema bundles, checking for import resolution, YAML parsing, and reference existence.
- Updated WorldCatIdentifier class with improved descriptions and multilingual support.
- Refined WorldHeritageSite class to clarify its purpose and added structured aliases.
- Enhanced WritingSystem class with detailed descriptions and examples for script identification.
- Introduced BirthPlace class to represent birth locations with historical context and geographic identifiers.
- Added AnnotatorAnnotationMetadata class for quality metrics and verification of cultural heritage annotations.
- Created AnnotatorAnnotationProvenance class to track provenance of annotation activities.
- Developed AnnotatorBlock class to aggregate entity claims and metadata for annotations.
- Established AnnotatorEntityClaim class for individual assertions about cultural heritage entities.
- Introduced AnnotatorEntityClassification class for taxonomic categorization of entities.
- Added AnnotatorIntegrationNote class to document file creation and integration processes.
- Developed AnnotatorModel class for machine learning models used in entity extraction.
- Created AnnotatorProvenance class to track extraction provenance and source data access.
