chore(content): move about content to include

swap about and projects for visibility

Author: thekaveman

_includes/about.html

@@ -0,0 +1,17 @@
+<p>
+    This is a GitHub Pages <em>organization site</em>, created in a repository named with the pattern
+    <code>org-name.github.io</code>. For Cal-ITP this is
+    <a href="https://github.com/cal-itp/cal-itp.github.io">cal-itp.github.io</a>.
+</p>
+<p>
+    Like all GitHub Pages sites, organization sites can define a
+    <a href="https://github.com/cal-itp/cal-itp.github.io/blob/main/CNAME"><code>CNAME</code></a> file to customize the domain.
+</p>
+<p>
+    An organization site serves as the root of that organization's <em>project sites</em>, which are just the other
+    repositories within the organization that have GitHub Pages enabled.
+</p>
+<p>
+    With the custom domain configured here, all Cal-ITP GitHub Pages sites are automatically available at
+    <code>https://docs.calitp.org/repo-name</code>.
+</p>

index.html

@@ -2,25 +2,10 @@
 layout: default
 ---
 
+<h2>What is this site?</h2>
+
+{% include about.html %}
+
 <h2>Browse our projects</h2>
 
 {% include repos/index.html %}
-
-<h2>What is this site for?</h2>
-<p>
-    This is a GitHub Pages <em>organization site</em>, created in a repository named with the pattern
-    <code>org-name.github.io</code>. For Cal-ITP this is
-    <a href="https://github.com/cal-itp/cal-itp.github.io">cal-itp.github.io</a>.
-</p>
-<p>
-    Like all GitHub Pages sites, organization sites can define a
-    <a href="https://github.com/cal-itp/cal-itp.github.io/blob/main/CNAME"><code>CNAME</code></a> file to customize the domain.
-</p>
-<p>
-    An organization site serves as the root of that organization's <em>project sites</em>, which are just the other
-    repositories within the organization that have GitHub Pages enabled.
-</p>
-<p>
-    With the custom domain configured here, all Cal-ITP GitHub Pages sites are automatically available at
-    <code>https://docs.calitp.org/repo-name</code>.
-</p>