修改了logwindows输出，避免高频输出时卡死。修改了流程运行上下文，使节点具备终止分支运行的能力。

WorkBench.ControlLibrary.Core/AssemblyInfo.cs

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+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None,            //where theme specific resource dictionaries are located
+                                                //(used if a resource is not found in the page,
+                                                // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly   //where the generic resource dictionary is located
+                                                //(used if a resource is not found in the page,
+                                                // app, or any theme specific resource dictionaries)
+)]

WorkBench.ControlLibrary.Core/CustomControl1.cs

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+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace Serein.WorkBench.ControlLibrary.Core
+{
+    /// <summary>
+    /// Follow steps 1a or 1b and then 2 to use this custom control in a XAML file.
+    ///
+    /// Step 1a) Using this custom control in a XAML file that exists in the current project.
+    /// Add this XmlNamespace attribute to the root element of the markup file where it is 
+    /// to be used:
+    ///
+    ///     xmlns:MyNamespace="clr-namespace:Serein.WorkBench.ControlLibrary.Core"
+    ///
+    ///
+    /// Step 1b) Using this custom control in a XAML file that exists in a different project.
+    /// Add this XmlNamespace attribute to the root element of the markup file where it is 
+    /// to be used:
+    ///
+    ///     xmlns:MyNamespace="clr-namespace:Serein.WorkBench.ControlLibrary.Core;assembly=Serein.WorkBench.ControlLibrary.Core"
+    ///
+    /// You will also need to add a project reference from the project where the XAML file lives
+    /// to this project and Rebuild to avoid compilation errors:
+    ///
+    ///     Right click on the target project in the Solution Explorer and
+    ///     "Add Reference"->"Projects"->[Select this project]
+    ///
+    ///
+    /// Step 2)
+    /// Go ahead and use your control in the XAML file.
+    ///
+    ///     <MyNamespace:CustomControl1/>
+    ///
+    /// </summary>
+    public class CustomControl1 : Control
+    {
+        static CustomControl1()
+        {
+            DefaultStyleKeyProperty.OverrideMetadata(typeof(CustomControl1), new FrameworkPropertyMetadata(typeof(CustomControl1)));
+        }
+    }
+}

WorkBench.ControlLibrary.Core/Serein.WorkBench.ControlLibrary.Core.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWPF>true</UseWPF>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+</Project>