feat: 添加sample示例

Yi.Abp.Net8/sample/Acme.BookStore.Domain/Entities/BookAggregateRoot.cs

@@ -0,0 +1,24 @@
+using Acme.BookStore.Domain.Shared.Enums;
+using SqlSugar;
+using Volo.Abp.Data;
+using Volo.Abp.Domain.Entities.Auditing;
+
+namespace Acme.BookStore.Domain.Entities
+{
+    [SugarTable("Book")]
+    public class BookAggregateRoot : AuditedAggregateRoot<Guid>
+    {
+        [SugarColumn(IsPrimaryKey = true)]
+        public override Guid Id { get; protected set; }
+        public string Name { get; set; }
+
+        public BookTypeEnum Type { get; set; }
+
+        public DateTime PublishDate { get; set; }
+
+        public float Price { get; set; }
+
+        [SugarColumn(IsIgnore = true)]
+        public override ExtraPropertyDictionary ExtraProperties { get; protected set; }
+    }
+}