Arne Moerman
09349cb7b7
Introduced `RegistryItemCategory` entity for grouping and ordering items within registries. Updated `RegistryItem` and `Registry` entities to support categorization. Added database migrations for `RegistryItemCategories` and updated `RegistryItems` with `CategoryId` and `SortOrder`. Implemented drag-and-drop functionality for reordering categories and items using JavaScript and Blazor. Enhanced `RegistryAdmin` and `RegistryPublic` components to manage and display categories with collapsible sections. Updated `RegistryService` to handle category operations, including adding, renaming, removing, and reordering. Added new view models and updated CSS for category styling. Refactored logic to ensure proper ordering and fallback for unassigned items.