code: func Clear(ctx context.Context, checksum string, force bool) error {
  	if clipboard.Unsupported {
  		return ErrNotSupported
  	}
  
  	cur, err := clipboard.ReadAll()
  	if err != nil {
  		return errors.Wrapf(err, "failed to read clipboard: %s", err)
  	}
  
  	hash := fmt.Sprintf("%x", sha256.Sum256([]byte(cur)))
  	if hash != checksum && !force {
  		return nil
  	}
  
  	if err := clipboard.WriteAll(""); err != nil {
  		_ = notify.Notify(ctx, "gopass - clipboard", "Failed to clear clipboard")
  		return errors.Wrapf(err, "failed to write clipboard: %s", err)
  	}
  
  	if err := clearClipboardHistory(ctx); err != nil {
  		_ = notify.Notify(ctx, "gopass - clipboard", "Failed to clear clipboard history")
  		return errors.Wrapf(err, "failed to clear clipboard history: %s", err)
  	}
  
  	if err := notify.Notify(ctx, "gopass -clipboard", "Clipboard has been cleared"); err != nil {
  		return errors.Wrapf(err, "failed to send unclip notification: %s", err)
  	}
  
  	return nil
  }
docs: // Clear will attempt to erase the clipboard