Modernize CatalogsGrid.razor and MassDataGrid.razor to use DevExpress DxGrid's built-in popup editing with EditFormTemplate. Remove custom EditForm panels and manual editing state logic. Move CRUD operations and validation to grid event handlers. Add field-level validation and error display for catalogs. Update grid columns, add command columns, and set audit fields to read-only. Only editing is allowed in MassDataGrid; deletion is disabled. Streamline code and UI for improved maintainability and user experience.