For a long time, users of hosting company WebFaction have been complaining about the lack of integration for the free secure certificates issued by Let’s Encrypt.
Today, I found a new button in the website configuration screen of https://my.webfaction.com/websites for my sites when the Encrypted website (https) button is selected:
After searching online a bit, on the 2nd page of results I found this September 2018 blog post by Webfaction where they announced the new option. I guess I missed the email…?