feat: ✨ add RSS and Atom feeds with caching and nice links

www/templates/fragments/filepath_bar.html

@@ -26,5 +26,11 @@
             <a href="/raw{{post.post_path}}">raw</a>
             <a href="/api/posts{{post.post_path}}">api</a>
         </li>
+        <li>
+            <a rel="alternate" type="application/rss+xml" target="_blank"
+               style="padding-left: 0.3rem;" href="/feed/rss{{post.post_path}}">
+                {{ fa['rss']|raw }}
+            </a>
+        </li>
     </menu>
 </div>

www/templates/pathed_content.html

@@ -2,6 +2,11 @@
 
 {% extends "root.html" %}
 
+{% block feed_links %}
+<link rel="alternate" type="application/rss+xml" title="DergSite Global Feed" href="https://lucidragons.de/feed">
+<link rel="alternate" type="application/atom+xml" title="DergSite Feed for {{post.post_path}}" href="https://lucidragons.de/feed/atom{{post.post_path}}">
+{% endblock %}
+
 {% block second_title %}
 <h2> {{ post.post_metadata.title }} </h2>
 {% endblock %}

www/templates/root.html

@@ -7,6 +7,10 @@
 
         <meta name="viewport" content="width=device-width,initial-scale=1">
     
+		{% block feed_links %}
+		<link rel="alternate" type="application/rss+xml" title="DergSite Global Feed" href="https://lucidragons.de/feed">
+		{% endblock %}
+
 		{% block extra_head %}{% endblock %}
 		
 		<script src="/static/banner.js" defer></script>