Backend changes: - Update import paths: bookmann/internal → bookhoard/internal - Rename struct fields: BookmannUUID → BookhoardUUID - Update handler function names: mapContentIdToBookmannUUID → mapContentIdToBookhoardUUID - Update HTTP response headers: X-Bookmann-* → X-Bookhoard-* - Update service and middleware references - Update main.go imports and references This is part 2 of the project rename to Bookhoard.
Collections: - HandleBulkAddBooks: add multiple books to multiple collections Media: - HandleBulkDelete: delete multiple media items - HandleBulkUpdate: bulk update book metadata (tags, status) - Individual result tracking for each operation - WebSocket broadcasts for collection updates