public static void AddFile(this IArchive archive, string filePath, string entryName)
 {
     archive.AddEntry(File.OpenRead(filePath), entryName, leaveOpen: false);
 }
 public static IArchiveEntry AddEntry(this IArchive archive, Stream stream, string entryName)
 {
     return(archive.AddEntry(stream, entryName, ArchiveEntryOptions.Default));
 }