add lazy loading for entities

ReallifeGamemode.Server/Entities/News.cs

@@ -14,7 +14,7 @@ namespace ReallifeGamemode.Server.Entities
 
         [ForeignKey("User")]
         public int? UserId { get; set; }
-        public User User { get; set; }
+        public virtual User User { get; set; }
 
         public string Caption { get; set; }
         public string Content { get; set; }