Heroku has offered branch previews for a while now Edit: they call it Review Apps (https://devcenter.heroku.com/articles/github-integration-review-apps https:/

Heroku has offered branch previews for a while now Edit: they call it Review Apps (https://devcenter.heroku.com/articles/github-integration-review-apps https://devcenter.heroku.com/articles/github-integration-rev...)