3.22.0

Included commits: 3.21.0...3.22.0

Improvements

• Introduced a Glossary Backend API resource (glossary-keys) to expose glossary keys and their per-locale translations for backend management, supporting listing with pagination, sorting and filtering, retrieving a single key, creating a key with translations, and updating or removing translations.
• Introduced GlossaryFacade::getGlossaryKeyCollection() to retrieve glossary keys with their translations, supporting filtering by key, key fragment or translation value fragment, sorting and pagination.
• Added translations field to GlossaryKeyTransfer to expose a key's translations through the API.
• Introduced GlossaryKeyCriteriaTransfer, GlossaryKeyConditionsTransfer, GlossaryKeyCollectionTransfer, SortTransfer and PaginationTransfer to support the new glossary key collection retrieval.