优化更新代码，添加界面功能并整合

ShrlAlgo.RvKits/RvCommon/InstanceCreatorCmd.cs

@@ -0,0 +1,20 @@
+using Autodesk.Revit.Attributes;
+using Autodesk.Revit.DB;
+
+using Nice3point.Revit.Toolkit.External;
+
+
+namespace ShrlAlgo.RvKits.RvCommon;
+
+/// <summary>
+/// Revit执行命令
+/// </summary>
+[Transaction(TransactionMode.Manual)]
+[Regeneration(RegenerationOption.Manual)]
+public class InstanceCreatorCmd : ExternalCommand
+{
+	public override void Execute()
+	{
+		WinDialogHelper.ShowModeless<InstanceCreatorView>(new InstanceCreatorViewModel(UiDocument));
+	}
+}