@Override
  protected boolean isEnabled(@NotNull FileHistoryModel model, @Nullable VcsCommitMetadata detail, @NotNull AnActionEvent e) {
    if (detail != null) {
      VirtualFile file = FileHistoryUtil.createVcsVirtualFile(model.createRevision(detail));
      if (file == null) return false;
    }
    return true;
  }
@Override
  protected boolean isEnabled(@NotNull FileHistoryModel model, @Nullable VcsCommitMetadata detail, @NotNull AnActionEvent e)