整理了Serein.Library项目类文件，IDynamicContext、DynamicContext接口名称及实现类改为IFlowContext、FlowContext，使其与流程其它接口类命名风格统一。

Library/Api/IDynamicFlowNode.cs

@@ -12,7 +12,7 @@ namespace Serein.Library.Api
     /// </summary>
     public interface IDynamicFlowNode
     {
-        Task<FlowResult> ExecutingAsync(IDynamicContext context, CancellationToken token);
+        Task<FlowResult> ExecutingAsync(IFlowContext context, CancellationToken token);
     }
 
 }

Library/Api/IFlowContext.cs

@@ -9,7 +9,7 @@ namespace Serein.Library.Api
     /// <summary>
     /// 流程上下文，包含运行环境接口，可以通过注册环境事件或调用环境接口，实现在流程运行时更改流程行为。
     /// </summary>
-    public interface IDynamicContext
+    public interface IFlowContext
     {
         /// <summary>
         /// 标识流程

Library/Api/IFlowNode.cs

@@ -123,6 +123,6 @@ namespace Serein.Library.Api
         /// <param name="context"></param>
         /// <param name="token"></param>
         /// <returns></returns>
-        Task<FlowResult> ExecutingAsync(IDynamicContext context, CancellationToken token);
+        Task<FlowResult> ExecutingAsync(IFlowContext context, CancellationToken token);
     }
 }