Add sitemap.xml

source/404.md

@@ -1,7 +1,8 @@
 ---
 layout: has_no_sidebars
 title: Page Not Found
-permalink: 404.html
+permalink: '/404.html'
+eleventyExcludeFromCollections: true
 introduction: >
   Sorry, but the page you were trying to view does not exist.
 center_introduction: true

source/_redirects

@@ -1,4 +1,5 @@
 /feed                 /feed.xml                                     200
+/sitemap              /sitemap.xml                                  200
 /tutorial             /guide
 /download             /install
 /try                  https://www.sassmeister.com

source/feed.liquid

@@ -1,5 +1,5 @@
 ---
-permalink: 'feed.xml'
+permalink: '/feed.xml'
 eleventyExcludeFromCollections: true
 ---
 <?xml version="1.0" encoding="utf-8"?>

source/humans.liquid

@@ -1,5 +1,6 @@
 ---
-permalink: humans.txt
+permalink: '/humans.txt'
+eleventyExcludeFromCollections: true
 ---
 # humanstxt.org/
 # The humans responsible & technology colophon

source/robots.liquid

@@ -0,0 +1,10 @@
+---
+permalink: '/robots.txt'
+eleventyExcludeFromCollections: true
+---
+# www.robotstxt.org/
+
+# Allow crawling of all content
+User-agent: *
+Disallow:
+Sitemap: {{ '/sitemap.xml' | absoluteUrl: site.url }}

source/robots.txt

@@ -1,5 +0,0 @@
-# www.robotstxt.org/
-
-# Allow crawling of all content
-User-agent: *
-Disallow:

source/sitemap.liquid

@@ -0,0 +1,18 @@
+---
+permalink: '/sitemap.xml'
+eleventyExcludeFromCollections: true
+---
+<?xml version="1.0" encoding="utf-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  {%- assign pages = collections.all | reverse -%}
+  {%- for page in pages -%}
+  {%- if not page.data.draft %}
+  <url>
+    <loc>{{ page.url | absoluteUrl: site.url }}</loc>
+    <lastmod>{{ page.date | dateToRfc3339 }}</lastmod>
+    <changefreq>{{ page.data.changefreq | default: 'monthly' }}</changefreq>
+    <priority>{{ page.data.priority | default: '0.5' }}</priority>
+  </url>
+  {%- endif -%}
+  {%- endfor %}
+</urlset>