RapidTravel display name

src/AppCommon/FileTime.App.Core.Abstraction/ViewModels/IAppState.cs

@@ -1,4 +1,5 @@
 using System.Collections.ObjectModel;
+using DeclarativeProperty;
 using FileTime.App.Core.Models.Enums;
 using FileTime.App.Core.ViewModels.Timeline;
 
@@ -10,7 +11,7 @@ public interface IAppState
     IObservable<ITabViewModel?> SelectedTab { get; }
     IObservable<string?> SearchText { get; }
     IObservable<ViewMode> ViewMode { get; }
-    string RapidTravelText { get; set; }
+    DeclarativeProperty<string?> RapidTravelText { get; }
     ITabViewModel? CurrentSelectedTab { get; }
     ITimelineViewModel TimelineViewModel { get; }
 

src/AppCommon/FileTime.App.Core.Abstraction/ViewModels/IItemViewModel.cs

@@ -9,7 +9,7 @@ namespace FileTime.App.Core.ViewModels;
 public interface IItemViewModel : IInitable<IItem, ITabViewModel, ItemViewModelType>
 {
     IItem? BaseItem { get; set; }
-    IObservable<IReadOnlyList<ItemNamePart>>? DisplayName { get; set; }
+    IDeclarativeProperty<IReadOnlyList<ItemNamePart>>? DisplayName { get; }
     string? DisplayNameText { get; set; }
     IDeclarativeProperty<bool> IsSelected { get; set; }
     IObservable<bool>? IsMarked { get; set; }