Added DateEntry element

Bitvault.Avalonia/App.axaml.cs

@@ -159,6 +159,7 @@ public partial class App : Application
                         services.AddTemplate<PasswordEntryViewModel, PasswordEntryView>();
                         services.AddTemplate<MaskedTextEntryViewModel, MaskedTextEntryView>();
                         services.AddTemplate<DropdownEntryViewModel, DropdownEntryView>();
+                        services.AddTemplate<DateEntryViewModel, DateEntryView>();
 
                         services.AddTemplate<ItemCommandHeaderViewModel, ItemCommandHeaderView>("ItemCommandHeader");
 
@@ -183,7 +184,8 @@ public partial class App : Application
                         services.AddHandler<PasswordEntryViewModelHandler>(nameof(PasswordEntryConfiguration));
                         services.AddHandler<MaskedTextEntryViewModelHandler>(nameof(MaskedTextEntryConfiguration));
                         services.AddHandler<DropdownEntryViewModelHandler>(nameof(DropdownEntryConfiguration));
-
+                        services.AddHandler<DateEntryViewModelHandler>(nameof(DateEntryConfiguration));
+                        
                         services.AddHandler<ItemCreatedHandler>(ServiceLifetime.Singleton);
                         services.AddHandler<ItemModifiedHandler>(ServiceLifetime.Singleton);
                     });

Bitvault.Avalonia/DateEntryView.axaml

@@ -0,0 +1,11 @@
+<SettingsExpander
+    x:Class="Bitvault.Avalonia.DateEntryView"
+    xmlns="https://github.com/avaloniaui"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:vm="using:Bitvault"
+    x:DataType="vm:DateEntryViewModel"
+    Header="{Binding Key}">
+    <SettingsExpander.Footer>
+        <DatePicker SelectedDate="{Binding Value}" />
+    </SettingsExpander.Footer>
+</SettingsExpander>

Bitvault.Avalonia/DateEntryView.axaml.cs

@@ -0,0 +1,10 @@
+using Toolkit.UI.Controls.Avalonia;
+
+namespace Bitvault.Avalonia;
+
+public partial class DateEntryView : 
+    SettingsExpander
+{
+    public DateEntryView() => 
+        InitializeComponent();
+}