Update assets and sitemap, remove obsolete icons and fonts

Reorganized font and image assets, replacing outdated files with new ones. Removed unused SVG icons and updated the sitemap with new URLs and last modified dates. Simplified font-face declarations to reflect the updated font structure.

docs/overrides/blog.html

@@ -0,0 +1,31 @@
+{% extends "main.html" %}
+
+{% block content %}
+<h1>BLOG</h1>
+
+<div class="md-posts">
+    {% for post in posts %}
+    <article class="md-post md-post--excerpt">
+        <!--<div class="md-post__meta">
+            <time datetime="{{ post.meta.date }}">{{ post.meta.date }}</time>
+            {% if post.meta.categories %}
+            <span class="md-post__categories">
+              {% for category in post.meta.categories %}
+                {{ category }}{% if not loop.last %}, {% endif %}
+              {% endfor %}
+            </span>
+            {% endif %}
+            {% if post.meta.readtime %}
+            <span>{{ post.meta.readtime }} Min. Lesezeit</span>
+            {% endif %}
+        </div>-->
+
+        <h2 class="md-post__title">
+            <a href="{{ post.url }}">{{ post.title }}</a>
+        </h2>
+
+        <!--<a href="{{ post.url }}" class="md-button">Weiterlesen</a>-->
+    </article>
+    {% endfor %}
+</div>
+{% endblock %}