按照软件设计文档开始重构代码01

DMS.Infrastructure/Entities/DbMqttServer.cs

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+using SqlSugar;
+
+namespace DMS.Infrastructure.Entities;
+
+[SugarTable("MqttServers")]
+public class DbMqttServer
+{
+    [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+    public int Id { get; set; }
+    public string ServerName { get; set; }
+    public string BrokerAddress { get; set; }
+    public int Port { get; set; }
+    public string Username { get; set; }
+    public string Password { get; set; }
+    public bool IsActive { get; set; }
+    public string SubscribeTopic { get; set; }
+    public string PublishTopic { get; set; }
+    public string ClientId { get; set; }
+    public DateTime CreatedAt { get; set; }
+    public DateTime? ConnectedAt { get; set; }
+    public long ConnectionDuration { get; set; }
+    public string MessageFormat { get; set; }
+}