private static JPanel addComponentsGroup(@Nullable @NlsContexts.Separator String title,
                                           PaintAwarePanel content,
                                           int indentLevel,
                                           @NotNull Consumer<JPanel> configuration) {
    JPanel result = new JPanel(new GridBagLayout());
    if (title != null) {
      GridBag constraints = ExternalSystemUiUtil.getFillLineConstraints(indentLevel);
      constraints.insets.top = UIUtil.LARGE_VGAP;
      result.add(new TitledSeparator(title), constraints);
    }
    int count = result.getComponentCount();

    configuration.accept(result);

    if (result.getComponentCount() > count) {
      content.add(result, ExternalSystemUiUtil.getFillLineConstraints(0).insets(0, 0, 0, 0));
    }
    return result;
  }
private static JPanel addComponentsGroup(@Nullable @NlsContexts.Separator String title,
                                           PaintAwarePanel content,
                                           int indentLevel,
                                           @NotNull Consumer<JPanel> configuration)