SPT-AKI-Installer/SPTInstaller/CustomControls/TaskDetails.axaml

<UserControl 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"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="SPTInstaller.CustomControls.TaskDetails">
	<Grid RowDefinitions="10,*,AUTO,10,AUTO,*,AUTO,10" ColumnDefinitions="10,*,10">
		
		<Label Grid.Column="1" Grid.Row="2"
			   HorizontalAlignment="Center"
			   FontSize="15"
			   FontWeight="SemiBold"
			   Content="{Binding Message, RelativeSource={RelativeSource AncestorType=UserControl}}"
			   />

		<TextBlock Grid.Column="1" Grid.Row="4"
				   Foreground="Gainsboro"
				   HorizontalAlignment="Center"
				   FontSize="12"
				   Text="{Binding Details, RelativeSource={RelativeSource AncestorType=UserControl}}"
				   TextTrimming="CharacterEllipsis"
				   TextWrapping="Wrap"
				   MaxLines="3"
			       />

		<Grid Grid.Column="1" Grid.Row="6" ColumnDefinitions="*,AUTO">
			
			<ProgressBar IsVisible="{Binding ShowProgress, RelativeSource={RelativeSource AncestorType=UserControl}}"
						 Value="{Binding Progress, RelativeSource={RelativeSource AncestorType=UserControl}}"
						 HorizontalAlignment="Stretch"
						 IsIndeterminate="{Binding IndeterminateProgress, RelativeSource={RelativeSource AncestorType=UserControl}}"
					 />

			<Label Grid.Column="1"
				   Content="{Binding Progress, RelativeSource={RelativeSource AncestorType=UserControl}, StringFormat='{}{0}%'}"
				   IsVisible="{Binding !IndeterminateProgress, RelativeSource={RelativeSource AncestorType=UserControl}}"
			       />
		</Grid>
	</Grid>
</UserControl>