Example PR to the docs repo

This PR shows how to create a new page and then add it under the
System Configuration navigation heading.

Author: bgilbert

modules/ROOT/nav.adoc

@@ -32,6 +32,7 @@
 *** xref:sysconfig-configure-wireguard.adoc[Configuring WireGuard]
 *** xref:kernel-args.adoc[Modifying Kernel Arguments]
 *** xref:alternatives.adoc[Setting alternatives]
+*** xref:example.adoc[Example Docs PR]
 ** OS updates
 *** xref:update-streams.adoc[Update Streams]
 *** xref:auto-updates.adoc[Auto-Updates]

modules/ROOT/pages/example.adoc

@@ -0,0 +1,27 @@
+= Example PR to Docs repo
+
+- Create a page under `modules/ROOT/pages/`
+
+Give the file a name like `example.adoc`. Fill in the contents.
+
+- Add an entry in the navigation file (`modules/ROOT/nav.adoc`) under `System Configuration`.
+
+[source]
+----
+** System Configuration                                        
+*** xref:example.adoc[Example Docs PR]
+----
+
+- Here's how to embed a Fedora CoreOS Config in the docs. If this template is followed, FCCs will be automatically validated by CI.
+
+[source,yaml]
+----
+variant: fcos
+version: 1.3.0
+storage:
+  files:
+    - path: /etc/example
+      contents:
+        inline: |
+          Hello world.
+----