nav - finish nav expanded dynamic columns

site/snippets/header.php

@@ -15,7 +15,7 @@
       <script src="https://cdn.jsdelivr.net/npm/dayjs@1/locale/fr.js"></script>
       <?= js('/assets/js/calendar.js') ?>
     <?php endif ?>
-    <?= js('/assets/js/script.js', 'defer') ?>
+    <script src="<?= url('assets/js/script.js') ?>" type="module" defer></script>
     <?php if ($page->color()->exists()): ?>
         <style>
           :root {
@@ -29,3 +29,4 @@
       <?php snippet('header-banner') ?>
   <?php endif ?>
   <?php snippet('nav') ?>
+  <main>