Make category tree items span full parent width (v0.1.9)

Move <a> elements to be direct children of the list-group so they
naturally fill the full offcanvas/sidebar width. Chevron toggle moved
inside the link with click interception to prevent navigation.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

templates/global/category-tree.html.twig

@@ -14,14 +14,14 @@
  #}
 
 {% if categories is not empty %}
-<nav aria-label="{{ __('Product categories', 'wc-bootstrap') }}">
+<nav class="category-tree w-100" aria-label="{{ __('Product categories', 'wc-bootstrap') }}">
     <h3 class="sidebar-heading h6 text-uppercase fw-semibold">
         {{ __('Categories', 'wc-bootstrap') }}
     </h3>
 
-    <div class="list-group list-group-flush category-tree">
+    <div class="list-group list-group-flush w-100">
         <a href="{{ shop_url }}"
-           class="list-group-item list-group-item-action border-0 px-2 py-1{% if current_cat == 0 %} active{% endif %}">
+           class="list-group-item list-group-item-action border-0 py-1{% if current_cat == 0 %} active{% endif %}">
             {{ __('All products', 'wc-bootstrap') }}
         </a>
         {% for cat in categories %}