_filter_subnav.html.erb

<ul class="tabs"
    id="settings-tabs"
    data-deep-link="true"
    data-update-history="true"
    data-deep-link-smudge="true"
    data-deep-link-smudge-delay="500"
    data-tabs>
  <li class="tabs-title is-active">
    <%= link_to "#tab-configuration" do %>
      <%= t("admin.settings.index.title") %>
    <% end %>
  </li>

  <li class="tabs-title" id="features-tab">
    <%= link_to "#tab-feature-flags" do %>
      <%= t("admin.settings.index.feature_flags") %>
    <% end %>
  </li>

  <li class="tabs-title" id="map-tab">
    <%= link_to "#tab-map-configuration" do %>
      <%= t("admin.settings.index.map.title") %>
    <% end %>
  </li>
</ul>