Merge pull request #9665 from workgroupengineering/fixes/EmbeddableControlRoot-Style

fix: EmbeddableControlRoot Themes

src/Avalonia.Controls/Embedding/EmbeddableControlRoot.cs

@@ -4,7 +4,6 @@ using Avalonia.Controls.Platform;
 using Avalonia.Input;
 using Avalonia.Platform;
 using Avalonia.Styling;
-using JetBrains.Annotations;
 
 namespace Avalonia.Controls.Embedding
 {
@@ -12,7 +11,6 @@ namespace Avalonia.Controls.Embedding
     {
         public EmbeddableControlRoot(ITopLevelImpl impl) : base(impl)
         {
-            
         }
 
         public EmbeddableControlRoot() : base(PlatformManager.CreateEmbeddableWindow())

src/Avalonia.Themes.Fluent/Controls/EmbeddableControlRoot.xaml

@@ -1,6 +1,7 @@
 <ResourceDictionary xmlns="https://github.com/avaloniaui"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
   <ControlTheme x:Key="{x:Type EmbeddableControlRoot}" TargetType="EmbeddableControlRoot">
+    <Setter Property="Foreground" Value="{DynamicResource SystemControlForegroundBaseHighBrush}"/>
     <Setter Property="Background" Value="{DynamicResource SystemControlBackgroundAltHighBrush}"/>
     <Setter Property="FontSize" Value="{DynamicResource ControlContentThemeFontSize}"/>
     <Setter Property="Template">

src/Avalonia.Themes.Simple/Controls/EmbeddableControlRoot.xaml

@@ -2,6 +2,7 @@
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
   <ControlTheme x:Key="{x:Type EmbeddableControlRoot}"
                 TargetType="EmbeddableControlRoot">
+    <Setter Property="Foreground" Value="{DynamicResource ThemeForegroundBrush}" />
     <Setter Property="Background" Value="{DynamicResource ThemeBackgroundBrush}" />
     <Setter Property="FontSize" Value="{DynamicResource FontSizeNormal}" />
     <Setter Property="Template">