fixed header_nav links to use get_url

templates/base.html

@@ -104,17 +104,15 @@
           {% for nav_item in config.extra.header_nav %}
           {% set current_nav_item = nav_item[lang] %}
           {% if current_nav_item and current_nav_item.name %}
-               <a href="{{ current_nav_item.url | safe }}" {% if current_nav_item.new_tab %}target="_blank" rel="noreferrer noopener"{% endif %}>{{ current_nav_item.name }}</a>
+          <a href="{{ get_url(path=current_nav_item.url) }}" {% if current_nav_item.new_tab %}target="_blank" rel="noreferrer noopener"{% endif %}>{{ current_nav_item.name }}</a>
           {% endif %}
           {% endfor %}
-
           <div class="themeSwitch">
             <button class="themeButton light" onclick="setTheme('light')" title="Light mode">◐</button>
             <button class="themeButton dark" onclick="setTheme('dark')" title="Dark mode">◑</button>
           </div>
         </nav>
         {% endif %}
-
         <script>
           const setTheme = (theme) => {
               document.documentElement.className = theme;
@@ -127,11 +125,9 @@
           getTheme()
         </script>
       </header>
-
       <main>
         {% block content %}{% endblock content %}
       </main>
-
       <footer>
         {% block footer %}{% endblock footer %}
         <hr>