Füge card Wiki Makro hinzu

src/plainui/jinja2/plainui/badge_list.html.j2

 {% extends "plainui/base.html" %}
 {% import "plainui/components/nav.html" as navMacro with context %}
 {% import "plainui/components/badge_elements.html.j2" as badgeMacro with context %}
+{% import "plainui/components/wiki.html" as wikiMacro with context %}
 
 {% macro filter(label, param_name, param_value) -%}
   <a
@@ -19,15 +20,7 @@
     {{ navMacro.top_nav(_("Badges")) }}
 
     <div class="hub-vlayout">
-      <div class="hub-card">
-        {% set intro_badges_title, intro_badges_body = fetch_wiki_page('_intro_badges') %}
-        <h2 class="hub-section-title">
-          {{ intro_badges_title }}
-        </h2>
-        <div>
-          {{ intro_badges_body }}
-        </div>
-      </div>
+      {{ wikiMacro.card('_intro_badges') }}
 
       <div class="hub-card hub-tags">
         {% if params.category or params.owned %}