Knowledge 的points 为必传

TEAMModelOS.Service/Models/Syllabus/Knowledge.cs

@@ -53,6 +53,7 @@ namespace TEAMModelOS.Service.Models.Syllabus
         /// <summary>
         /// 知识点 id
         /// </summary>
+        [Required(ErrorMessage = "{0} 必须填写")]
         public List<string> points { get; set; }