public async Task PerformBackup()
{
BackupData backup = await _data.PrepareBackup();
bt.ExtendBackup(backup);
// We have the backup data now, we can continue without the lock, as long as this was indeed a deep copy.
Console.WriteLine($"Saving backup data to {Settings.backupFile}.");
backup.BackupToFile(Settings.backupFile);
await _primary.BackupFileToMessage(Settings.backupFile, Settings.DataBackupChannel);
}
