⚠️ This article is outdated, please see the Middleman on Heroku – 2017 edition post for a more up to date guide on how to deploy Middleman sites to Heroku. In my last blog post about Middleman on Heroku, Middleman was configured to be served via the Puma application server. By following this guide, you can setup your middleman site to be served by Nginx, which should be a lot more robust for stati