增加雪花算法https://gitee.com/yitter/idgenerator

增加对数据库主键为numberic的支持

Infrastructure/Snowflake/ISnowWorker.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Yitter.IdGenerator
+{
+    internal interface ISnowWorker
+    {
+        Action<OverCostActionArg> GenAction { get; set; }
+
+        long NextId();
+    }
+}