- Added support for equivalent domains in user settings, allowing users to define custom domain groups and exclude specific global groups.
- Introduced new migration script to add necessary database columns and a table for global equivalent domains.
- Created a Python script to generate seed SQL for global domains, which can be executed to populate the database.
- Updated API endpoints to handle equivalent domains, including retrieval and persistence of user-defined settings.
- Refactored existing settings handler to remove stubs and implement full functionality for managing equivalent domains.
- Introduced new meta endpoints: `/api/alive`, `/api/now`, `/api/version`, and `/api/hibp/breach` for health checks and versioning.
- Added settings endpoints: `/api/settings/domains` for retrieving and managing equivalent domains, with stub implementations for future persistence.
- Updated router to include new handlers and ensure proper routing for the added endpoints.
- Implemented functionality to create, upload, download, and delete attachments associated with ciphers.
- Introduced a new `attachments` module and updated the database schema to include an `attachments` table.
- Enhanced the API routes to handle attachment operations, including legacy support.
- Updated the README and configuration files to reflect the new attachment feature and its usage.
