Main app aot compatibility.

Wino.Mail.WinUI/Selectors/AccountReorderTemplateSelector.cs

@@ -1,4 +1,5 @@
-using Microsoft.UI.Xaml;
+using System;
+using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
 using Wino.Core.ViewModels.Data;
 
@@ -6,16 +7,16 @@ namespace Wino.Selectors;
 
 public partial class AccountReorderTemplateSelector : DataTemplateSelector
 {
-    public DataTemplate MergedAccountReorderTemplate { get; set; }
-    public DataTemplate RootAccountReorderTemplate { get; set; }
+    public DataTemplate? MergedAccountReorderTemplate { get; set; }
+    public DataTemplate? RootAccountReorderTemplate { get; set; }
 
     protected override DataTemplate SelectTemplateCore(object item, DependencyObject container)
     {
         if (item is MergedAccountProviderDetailViewModel)
         {
-            return MergedAccountReorderTemplate;
+            return MergedAccountReorderTemplate ?? throw new ArgumentException(nameof(MergedAccountReorderTemplate));
         }
 
-        return RootAccountReorderTemplate;
+        return RootAccountReorderTemplate ?? throw new ArgumentException(nameof(RootAccountReorderTemplate));
     }
 }