views-view-summary.html.twig

{#
/**
 * @file
 * Theme override to display a list of summary lines.
 *
 * Available variables:
 * - rows: The rows contained in this view.
 *   Each row contains:
 *   - url: The summary link URL.
 *   - link: The summary link text.
 *   - count: The number of items under this grouping.
 *   - attributes: HTML attributes to apply to each row.
 *   - active: A flag indicating whether the row is active.
 * - options: Flags indicating how the summary should be displayed.
 *   This contains:
 *   - count: A flag indicating whether the count should be displayed.
 *
 * @see template_preprocess_views_view_summary()
 */
#}
<ul>
  {% for row in rows %}
    <li><a href="{{ row.url }}"{{ row.attributes.addClass(row.active ? 'is-active')|without('href') }}>{{ row.link }}</a>
      {% if options.count %}
        ({{ row.count }})
      {% endif %}
    </li>
  {% endfor %}
</ul>