Added sitemap.xml

source/sitemap.html.twig

@@ -0,0 +1,22 @@
+---
+permalink: sitemap.xml
+use:
+  - posts
+---
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <url>
+    <loc>{{ site.url }}</loc>
+    <lastmod>{{ site.calculated_date | date('Y-m-d') }}</lastmod>
+    <changefreq>daily</changefreq>
+    <priority>0.8</priority>
+  </url>
+  {% for post in data.posts %}
+  <url>
+    <loc>{{ site.url }}{{ post.url }}</loc>
+    <lastmod>{{ post.date|date('c') }}</lastmod>
+    <changefreq>weekly</changefreq>
+    <priority>1.0</priority>
+  </url>
+  {% endfor %}
+</urlset>