ContextMenu (windows only)

src/GuiApp/Avalonia/FileTime.GuiApp.App/App.axaml

@@ -1,9 +1,8 @@
 <Application
     x:Class="FileTime.GuiApp.App.App"
     xmlns="https://github.com/avaloniaui"
-    xmlns:converters="using:FileTime.GuiApp.Converters"
-    xmlns:local="using:FileTime.GuiApp"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+
     <Application.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>
@@ -13,7 +12,7 @@
             </ResourceDictionary.MergedDictionaries>
         </ResourceDictionary>
     </Application.Resources>
-
+    
     <Application.Styles>
         <StyleInclude Source="avares://FileTime.GuiApp/Resources/Styles.axaml" />
     </Application.Styles>

src/GuiApp/Avalonia/FileTime.GuiApp.App/Startup.cs

@@ -1,5 +1,6 @@
 using System;
 using System.IO;
+using System.Runtime.InteropServices;
 using FileTime.App.Core.Services;
 using FileTime.App.Core.ViewModels;
 using FileTime.Core.Interactions;
@@ -42,6 +43,15 @@ public static class Startup
         serviceCollection.TryAddSingleton<ISystemClipboardService, SystemClipboardService>();
         serviceCollection.TryAddSingleton<IInputInterface>(s => s.GetRequiredService<IDialogService>());
 
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+        {
+            serviceCollection.AddSingleton<IContextMenuProvider, WindowsContextMenuProvider>();
+        }
+        else
+        {
+            serviceCollection.AddSingleton<IContextMenuProvider, LinuxContextMenuProvider>();
+        }
+
         return serviceCollection
             .AddSingleton<IStartupHandler, RootDriveInfoService>()
             .AddSingleton<IStartupHandler, PlacesService>();