felixfoertsch.de/Content/Archive/220123-ff.de v10 felixfoertsch.github.io/_includes/date-badges.html

{% if post.last_modified_at %} 
	<span class="badge bg-secondary">{% octicon sync height:12 class:"" %} {{ post.last_modified_at | date: "%Y-%m-%d" }}</span>
{% else %}
	<span class="badge bg-secondary">{{ post.date | date: "%Y-%m-%d" }}</span>
{% endif %}