Большая пачка обновлений

Pf2eModel/Model/Structure/BackgroundRelation/BackgroundItem.cs

@@ -1,4 +1,5 @@
 using Microsoft.EntityFrameworkCore;
+using Newtonsoft.Json;
 using Pf2eModel.Model.Base;
 using System.ComponentModel.DataAnnotations.Schema;
 
@@ -16,6 +17,7 @@ public partial class BackgroundItem
     [Column(Order = 3)]
     public int? Level { get; set; }
 
+    [JsonIgnore]
     public virtual Background Background { get; set; } = null!;
 
     public virtual Entity Entity { get; set; } = null!;