chore(docs): link to tags

Author: Xiphoseer

docs/_includes/tag-list.html

@@ -1,4 +1,4 @@
-<h2>{{include.tag.title | default:include.tag.key }}</h2>
+<h2 id="{{include.tag.key}}">{{include.tag.title | default:include.tag.key }}</h2>
 {% if include.tag.title %}
 <p>Tag: <code>{{include.tag.key}}</code></p>
 {% endif %}

docs/chsets/tags.md

@@ -2,6 +2,12 @@
 
 This page collects the *tags* of the fonts from the "Anwendungsverzeichnis" of the Signum! books "zur Gestaltung".
 
+<ul>
+{% for tag in site.data.tags %}
+<li><a href="#{{tag.key}}">{{ tag.title | default:tag.key }}</a>
+{% endfor %}
+</ul>
+
 {% for tag in site.data.tags %}
 {% include tag-list.html tag=tag %}
 {% endfor %}