v0.3.0 - Polish: accessibility, security, performance, RTL, French translation

Co-Authored-By: Claude <noreply@anthropic.com>

views/partials/header-centered.html.twig

@@ -1,5 +1,5 @@
 <header>
-    <nav class="navbar navbar-expand-lg bg-body-tertiary">
+    <nav class="navbar navbar-expand-lg bg-body-tertiary" aria-label="{{ __('Primary navigation') }}">
         <div class="container flex-column">
             <a class="navbar-brand fw-bold mb-2" href="{{ site.url }}">
                 {{ site.name }}
@@ -30,6 +30,7 @@
                                         <li>
                                             <a class="dropdown-item{{ child.active ? ' active' : '' }}"
                                                href="{{ child.url }}"
+                                               {% if child.active %}aria-current="page"{% endif %}
                                                {% if child.target %}target="{{ child.target }}"{% endif %}>
                                                 {{ child.title }}
                                             </a>