We don't display the actual mailboxes in the "Your order" section for extra licenses whereas we show them for new G Suite accounts.

Reported by @stephanethomas in Automattic/wp-calypso#45737

The blog should:

• automatically serve (and compile to html) markdown files
• extract front matter

Example structure:

server.js
pages/
   hello.md
   about.md

Modules to be used (recommended, if you find better ones feel free to suggest):

• gray-matter for parsing front matter
• [@tinyhttp/markdown](https://github.com/ta