first commot

Entity/BaseEntity.cs

@@ -0,0 +1,25 @@
+using Yitter.IdGenerator;
+
+namespace Entity;
+
+/// <summary>
+/// 实体基类
+/// </summary>
+public abstract class BaseEntity
+{
+    /// <summary>
+    /// 主键ID (雪花算法有序ID)
+    /// </summary>
+    [Column(IsPrimary = true)]
+    public long Id { get; set; } = YitIdHelper.NextId();
+
+    /// <summary>
+    /// 创建时间
+    /// </summary>
+    public DateTime CreateTime { get; set; } = DateTime.Now;
+
+    /// <summary>
+    /// 更新时间
+    /// </summary>
+    public DateTime? UpdateTime { get; set; }
+}