/// <summary>
 /// Allowings the everything.
 /// </summary>
 /// <typeparam name="T"></typeparam>
 /// <param name="builder">The builder.</param>
 /// <returns></returns>
 public static IModelBuilder <T> AllowingEverything <T>(this IModelBuilder <T> builder)
 => builder
 .AllowingDelete()
 .AllowingEdit()
 .AllowingNew();