- Modified the document extraction and citation formatting to accommodate a new structure that includes a `chunks` list for each document.
- Enhanced the citation format to reference `chunk_id` instead of `source_id`, ensuring accurate citations in the UI.
- Updated various components, including the connector service and reranker service, to handle the new document format and maintain compatibility with existing functionalities.
- Improved documentation and comments to reflect changes in the data structure and citation requirements.
