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/Core/Models/DeviceStatus.cs

@@ -0,0 +1,25 @@
+using SqlSugar;
+
+namespace YY.Admin.Core.Models;
+
+/// <summary>
+/// 设备本地状态快照。
+/// </summary>
+[SugarTable("device_status_snapshot")]
+public class DeviceStatus
+{
+    [SugarColumn(IsPrimaryKey = true, Length = 64)]
+    public string DeviceId { get; set; } = string.Empty;
+
+    [SugarColumn(IsNullable = false)]
+    public bool IsOnline { get; set; }
+
+    [SugarColumn(IsNullable = true)]
+    public DateTime? LastHeartbeatAt { get; set; }
+
+    [SugarColumn(ColumnDataType = "TEXT", IsNullable = true)]
+    public string? StatusJson { get; set; }
+
+    [SugarColumn(IsNullable = false)]
+    public DateTime UpdatedAt { get; set; } = DateTime.UtcNow;
+}