- Created 'updated_at.yaml' to record the last modified date and time of entities, including multilingual descriptions and structured aliases.
- Created 'written_in.yaml' to specify the language in which content is composed, covering both natural and programming languages, with detailed comments and close ontology mappings.
- Removed obsolete slots: `has_or_had_custodian_observation`, `provider`, and `specificity_annotation`.
- Updated `has_or_had_score` slot to use `SpecificityScore` class and modified its description and examples.
- Added new slots: `end_seconds`, `end_time`, `has_archive_path`, `has_or_had_custodian_name`, `protocol_name`, and `protocol_version`.
- Introduced a script `check_annotation_types.py` to validate the presence and structure of `custodian_types` in YAML files.
- Added a script `update_specificity.py` to automate updates related to `SpecificityAnnotation` to `SpecificityScore`.
- Updated WorldCatIdentifier.yaml to remove unnecessary description and ensure consistent formatting.
- Enhanced WorldHeritageSite.yaml by breaking long description into multiple lines for better readability and removed unused attributes.
- Simplified WritingSystem.yaml by removing redundant attributes and ensuring consistent formatting.
- Cleaned up XPathScore.yaml by removing unnecessary attributes and ensuring consistent formatting.
- Improved YoutubeChannel.yaml by breaking long description into multiple lines for better readability.
- Enhanced YoutubeEnrichment.yaml by breaking long description into multiple lines for better readability.
- Updated YoutubeVideo.yaml to break long description into multiple lines and removed legacy field name.
- Refined has_or_had_affiliation.yaml by removing unnecessary comments and ensuring clarity.
- Cleaned up is_or_was_retrieved_at.yaml by removing unnecessary comments and ensuring clarity.
- Added rules for generic slots and avoiding rough edits in schema files to maintain structural integrity.
- Introduced changes_or_changed_through.yaml to define a new slot for linking entities to change events.
- Added `range: string` to `connections_by_heritage_type` slot for better data representation.
- Removed obsolete `data_source_whatsapp`, `data_tier`, `date_retrieved`, and `de` slots from the schema.
- Updated `derived_from_observation` slot to support multiple values and changed range to `uriorcurie`.
- Introduced new `DataSource` class to represent various data sources with detailed descriptions and examples.
- Created `DataTierLevel` class to classify data quality tiers with standard codes and descriptions.
- Archived removed slots and updated the manifest to reflect these changes.
- Added new `was_retrieved_at` slot to track data retrieval timestamps, following RiC-O conventions.
