- Add fields parameter to VectorStore base class and IndexSchema
- Add data property to VectorStoreDocument for additional field storage
- Add FIELD_TYPE_MAPPING for Azure AI Search to map string/int/float types
- Update create_index to dynamically add SimpleField entries from self.fields
- Update load_documents to include field values from doc.data
- Add _extract_data helper method to extract field data from responses
- Update similarity_search_by_vector to populate data in returned documents
- Update search_by_id to populate data in returned documents
- Apply same pattern consistently across LanceDB, Azure AI Search, and CosmosDB
- Update LanceDB tests to use new fields and data properties
Nathan Evans
bf03cb5914