add anchors strip

site/templates/sectioned.php

@@ -1,5 +1,17 @@
 <?php snippet('header') ?>
 
+<section class="anchors-strip">
+  <ul>
+    <?php foreach($page->children() as $section): ?>
+      <?php if ($section->isIndexed() != 'false'): ?>
+        <li>
+          <a href="#<?= $section->slug() ?>" title="Défiler jusqu'à la section <?= $section->title() ?>"><?= $section->title() ?></a>
+        </li>
+      <?php endif ?>
+    <?php endforeach ?>
+  </ul>
+</section>
+
 <section>
   <h1><?= $page->title() ?></h1>
 </section>