更新项目配置，新增设备同步模块，优化WebSocket和Swagger配置，增强SCADA系统的免登录接口，支持数据字典项和登录日志的免登录查询与记录。调整Java编译设置，确保更好的开发体验。

yy-admin-master/YY.Admin.Core/Attribute/ConstAttribute.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace YY.Admin.Core
+{
+    /// <summary>
+    /// 常量特性
+    /// </summary>
+    [AttributeUsage(AttributeTargets.All, AllowMultiple = true, Inherited = true)]
+    public class ConstAttribute : Attribute
+    {
+        public string Name { get; set; }
+
+        public ConstAttribute(string name)
+        {
+            Name = name;
+        }
+    }
+}