Add sitemap collection to Eleventy config, update .gitignore for preview-astro, and adjust production environment check in default layout

.gitignore

@@ -37,3 +37,13 @@ demo/
 dist/
 packages-zip/
 .env
+sri.json
+preview-astro
+
+# TypeScript
+*.tsbuildinfo
+.tsbuildinfo
+
+# Test coverage
+coverage/
+__screenshots__/

docs/content/robots.liquid

@@ -0,0 +1,14 @@
+---
+layout: null
+permalink: robots.txt
+eleventyExcludeFromCollections: true
+---
+Sitemap: {% if environment != 'development' %}{{ site.docsUrl }}{% endif %}/sitemap.xml
+
+{% if environment == 'development' %}
+User-agent: *
+Disallow: /
+{% else %}
+User-agent: *
+Disallow:
+{% endif %}

docs/content/sitemap.liquid

@@ -0,0 +1,19 @@
+---
+layout: null
+permalink: sitemap.xml
+eleventyExcludeFromCollections: true
+---
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+
+{% for entry in collections.sitemap %}
+{% assign path = entry.url | replace: 'index.html', '' %}
+{% if path == '/' %}
+{% assign path = '' %}
+{% endif %}
+<url>
+	<loc>{% if environment != 'development' %}{{ site.docsUrl }}{% endif %}{{ path | xml_escape }}</loc>
+	<lastmod>{{ entry.last_modified_at | default: 'now' | date_to_xmlschema }}</lastmod>
+</url>
+{% endfor %}
+</urlset>

docs/eleventy.config.mjs

@@ -28,6 +28,17 @@ export default function (eleventyConfig) {
 		});
 	});
 
+	eleventyConfig.addCollection('sitemap', collection => {
+		return [...collection.getFilteredByGlob('./content/**/*.md')].sort((a, b) => {
+			const isHome = (page) => page.url === '/' || page.url === '/index.html';
+
+			if (isHome(a)) return -1;
+			if (isHome(b)) return 1;
+
+			return (a.url || '').localeCompare(b.url || '');
+		});
+	});
+
 	eleventyConfig.setInputDirectory("content");
 	eleventyConfig.setOutputDirectory("dist");
 

shared/layouts/docs/default.html

@@ -5,8 +5,6 @@
 	<meta charset="UTF-8">
 	<meta name="viewport" content="width=device-width, initial-scale=1.0">
 
-	{% if environment == 'production' %}
-	
 	{% assign pageSection = "" %}
 	{% if page.url contains "/ui/" %}
 	{% assign pageSection = "UI" %}
@@ -34,6 +32,7 @@
 	{% endif %}
 
 	<title>{{ metaTitle }} | {{ siteName }}</title>
+	{% if environment == 'production' %}
 	{% if metaDescription %}<meta name="description" content="{{ metaDescription }}">{% endif %}
 	<link rel="canonical" href="{{ page.url | absolute_url }}">