chore: initialize public repository

app/templates/partials/footer.html

@@ -0,0 +1,10 @@
+<footer class="site-footer">
+  <div class="container site-footer-inner">
+    <small class="muted">{{ app_name }}</small>
+    <nav class="site-footer-nav" aria-label="Footer">
+      <a href="/kontakt">Kontakt</a>
+      <a href="/impressum">Impressum</a>
+      <a href="/datenschutz">Datenschutz</a>
+    </nav>
+  </div>
+</footer>