feat: Add resource.

demo/Ursa.Demo/Pages/BannerDemo.axaml

@@ -0,0 +1,35 @@
+<UserControl
+    x:Class="Ursa.Demo.Pages.BannerDemo"
+    xmlns="https://github.com/avaloniaui"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:u="https://irihi.tech/ursa"
+    d:DesignHeight="450"
+    d:DesignWidth="800"
+    mc:Ignorable="d">
+    <StackPanel Spacing="20">
+        <!--    -->
+        <u:Banner
+            Margin="8"
+            Classes="Bordered"
+            Content="Content"
+            Header="Header" />
+        <u:Banner
+            Margin="8"
+            Classes="Bordered"
+            Content="C" />
+        <u:Banner
+            Margin="8"
+            HorizontalContentAlignment="Left"
+            Classes="Bordered"
+            Content="Content"
+            Header="Header" />
+        <u:Banner
+            Margin="8"
+            HorizontalContentAlignment="Left"
+            Classes="Bordered"
+            Content="C" />
+        <u:Banner Margin="8" Content="Content" />
+    </StackPanel>
+</UserControl>

demo/Ursa.Demo/Pages/BannerDemo.axaml.cs

@@ -0,0 +1,18 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+
+namespace Ursa.Demo.Pages;
+
+public partial class BannerDemo : UserControl
+{
+    public BannerDemo()
+    {
+        InitializeComponent();
+    }
+
+    private void InitializeComponent()
+    {
+        AvaloniaXamlLoader.Load(this);
+    }
+}

demo/Ursa.Demo/Ursa.Demo.csproj

@@ -23,7 +23,6 @@
         <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
         <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.0-preview5" />
         <PackageReference Include="CommunityToolkit.Mvvm" Version="8.1.0" />
-        <PackageReference Include="Semi.Avalonia" Version="0.1.0-preview5" />
         <PackageReference Include="XamlNameReferenceGenerator" Version="1.5.1" />
     </ItemGroup>
 

demo/Ursa.Demo/Views/MainWindow.axaml

@@ -4,6 +4,7 @@
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:pages="clr-namespace:Ursa.Demo.Pages"
     xmlns:vm="using:Ursa.Demo.ViewModels"
     Title="Ursa.Demo"
     d:DesignHeight="450"
@@ -15,12 +16,10 @@
         <vm:MainWindowViewModel />
     </Design.DataContext>
 
-    <StackPanel HorizontalAlignment="Left" Spacing="20">
-        <TextBlock
-            HorizontalAlignment="Center"
-            VerticalAlignment="Center"
-            Text="{Binding Greeting}" />
-        <Button Content="Hello World" />
-    </StackPanel>
+    <TabControl TabStripPlacement="Left">
+        <TabItem Header="Banner">
+            <pages:BannerDemo />
+        </TabItem>
+    </TabControl>
 
 </Window>