Add <account nickname> tag (#629)

Source/LibationFileManager/LibraryBookDto.cs

@@ -37,5 +37,6 @@ namespace LibationFileManager
 	{
 		public DateTime? DateAdded { get; set; }
 		public string Account { get; set; }
+		public string AccountNickname { get; set; }
     }
 }

Source/LibationFileManager/TemplateEditor[T].cs

@@ -52,7 +52,8 @@ namespace LibationFileManager
 		private static readonly LibraryBookDto libraryBookDto
 			= new()
 			{
-				Account = "my account",
+				Account = "myaccount@example.co",
+				AccountNickname = "my account",
 				DateAdded = new DateTime(2022, 6, 9, 0, 0, 0),
 				DatePublished = new DateTime(2017, 2, 27, 0, 0, 0),
 				AudibleProductId = "123456789",

Source/LibationFileManager/TemplateTags.cs

@@ -37,6 +37,7 @@ namespace LibationFileManager
         public static TemplateTags SampleRate { get; } = new TemplateTags("samplerate", "File's orig. sample rate");
         public static TemplateTags Channels { get; } = new TemplateTags("channels", "Number of audio channels");
         public static TemplateTags Account { get; } = new TemplateTags("account", "Audible account of this book");
+        public static TemplateTags AccountNickname { get; } = new TemplateTags("account nickname", "Audible account nickname of this book");
         public static TemplateTags Locale { get; } = new ("locale", "Region/country");
         public static TemplateTags YearPublished { get; } = new("year", "Year published");
 		public static TemplateTags Language { get; } = new("language", "Book's language");

Source/LibationFileManager/Templates.cs

@@ -215,6 +215,7 @@ namespace LibationFileManager
 			{ TemplateTags.SampleRate, lb => (int?)(lb.IsPodcastParent ? null : lb.SampleRate) },
 			{ TemplateTags.Channels, lb => (int?)(lb.IsPodcastParent ? null : lb.Channels) },
 			{ TemplateTags.Account, lb => lb.Account },
+			{ TemplateTags.AccountNickname, lb => lb.AccountNickname },
 			{ TemplateTags.Locale, lb => lb.Locale },
 			{ TemplateTags.YearPublished, lb => lb.YearPublished },
 			{ TemplateTags.DatePublished, lb => lb.DatePublished },