- Added a new section in the data management documentation for testing, including a link to unified test mocks for Cache, Preference, and DataApi.
- Refined the README for test mocks, providing a clearer overview and detailed descriptions of available mocks and their organization.
- Improved the structure and clarity of mock usage examples, ensuring better guidance for developers on utilizing the testing utilities effectively.
- Revised the README files for shared data and main data layers to improve clarity and structure.
- Consolidated documentation on shared data types and API types, removing the now-deleted `api-design-guidelines.md`.
- Streamlined directory structure descriptions and updated links to relevant documentation.
- Enhanced quick reference sections for better usability and understanding of the data architecture.
