Create About page template for the example application

docs/about.md

@@ -0,0 +1,19 @@
+# About the Example Konnect Portal Application
+
+This page explains how the example Konnect portal application works, how you can customize it, and how to configure UI testing with Cypress.
+
+## How the example application works
+
+<!-- depending on how much info you have, this could be one or multiple sections with some tech details users would need to know before using
+this app -->
+
+## Customize the example Konnect portal application
+
+<!-- This would probably be a numbered list with some directions on how users can customize the settings -->
+
+For more information about what parameters you can configure, see [Configuration Reference](/docs/reference.md).
+
+## Configure automated UI testing with Cypress
+
+<!-- I wasn't sure if this was something users would have to configure at all, but I do think they should have some info about how this works.
+Feel free to remove or rename this section -->