Testing failover is left as an exercise for the reader.
With this configuration, the data is now active/active. The website administrator could change HTML files on either node, and the live website will show the changes even if it is running on the opposite node.
If the web server is configured to listen on all IP addresses, it is possible to remove the constraints between the WebSite and ClusterIP resources, and clone the WebSite resource. The web server would always be ready to serve web pages, and only the IP address would need to be moved in a failover.