refactor: 更改为 Action 回调

Author: ArgoZhang

src/extensions/BootstrapBlazor.OpcDa/ISubscription.cs

@@ -17,7 +17,7 @@ public interface ISubscription
     /// <summary>
     /// 获得/设置 数据变更回调
     /// </summary>
-    Func<List<OpcReadItem>, Task>? DataChanged { get; set; }
+    Action<List<OpcReadItem>>? DataChanged { get; set; }
 
     /// <summary>
     /// 获得 <see cref="Opc.Da.ISubscription"/> 实例

src/extensions/BootstrapBlazor.OpcDa/OpcSubscription.cs

@@ -6,7 +6,7 @@ namespace BootstrapBlazor.OpcDa;
 
 class OpcSubscription(Opc.Da.ISubscription subscription) : ISubscription
 {
-    public Func<List<OpcReadItem>, Task>? DataChanged { get; set; }
+    public Action<List<OpcReadItem>>? DataChanged { get; set; }
 
     public bool KeepLastValue { get; set; }