leak_test/leak_test_project/App.xaml

<Application x:Class="leak_test_project.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="clr-namespace:leak_test_project"
             xmlns:views="clr-namespace:leak_test_project.Views"
             xmlns:viewmodels="clr-namespace:leak_test_project.ViewModels">
    <Application.Resources>
        <!-- HMI Theme Brushes -->
        <SolidColorBrush x:Key="HmiScreenBackgroundBrush" Color="#07111C"/>
        <SolidColorBrush x:Key="HmiMutedTextBrush" Color="#8A9A86"/>
        <SolidColorBrush x:Key="HmiInputBrush" Color="#0D1F2D"/>
        <SolidColorBrush x:Key="HmiTextBrush" Color="#E5E7EB"/>
        <SolidColorBrush x:Key="HmiAccentBrush" Color="#76EAFF"/>
        <SolidColorBrush x:Key="HmiAccentBlueBrush" Color="#1E40AF"/>
        <SolidColorBrush x:Key="HmiButtonHoverBrush" Color="#1E2E3C"/>
        <SolidColorBrush x:Key="HmiButtonBrush" Color="#0F1B26"/>
        <SolidColorBrush x:Key="HmiButtonPressedBrush" Color="#0A121A"/>
        <SolidColorBrush x:Key="HmiRunBrush" Color="#10B981"/>
        <SolidColorBrush x:Key="HmiWarningBrush" Color="#FFD391"/>
        <SolidColorBrush x:Key="HmiPanelBrush" Color="#0B131A"/>
        <SolidColorBrush x:Key="HmiPanelInnerBorderBrush" Color="#253849"/>
        <SolidColorBrush x:Key="HmiPanelHeaderBrush" Color="#0E1924"/>
        <!-- ViewModel to View Mappings -->
        <DataTemplate DataType="{x:Type viewmodels:HomeViewModel}">
            <views:HomeView/>
        </DataTemplate>

        <DataTemplate DataType="{x:Type viewmodels:DataViewModel}">
            <views:DataView/>
        </DataTemplate>

        <!-- Common Styles -->
        <Style x:Key="HeaderStyle" TargetType="TextBlock">
            <Setter Property="Background" Value="#696969"/>
            <Setter Property="Foreground" Value="White"/>
            <Setter Property="FontWeight" Value="Bold"/>
            <Setter Property="TextAlignment" Value="Center"/>
            <Setter Property="FontSize" Value="14"/>
        </Style>
        <Style x:Key="LabelStyle" TargetType="Border">
            <Setter Property="Background" Value="#D3D3D3"/>
            <Setter Property="BorderBrush" Value="Black"/>
            <Setter Property="BorderThickness" Value="0.5"/>
            <Setter Property="Padding" Value="5"/>
        </Style>
        <Style x:Key="LabelTextStyle" TargetType="TextBlock">
            <Setter Property="HorizontalAlignment" Value="Center"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
        </Style>
        <Style x:Key="ValueStyle" TargetType="Border">
            <Setter Property="Background" Value="White"/>
            <Setter Property="BorderBrush" Value="Black"/>
            <Setter Property="BorderThickness" Value="0.5"/>
            <Setter Property="Padding" Value="5"/>
        </Style>
        <Style x:Key="ValueTextStyle" TargetType="TextBlock">
            <Setter Property="HorizontalAlignment" Value="Center"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
        </Style>
    </Application.Resources>
</Application>