Change effective on 26 June 2017
Heroku Container Registry and Runtime allows you to deploy your Docker-based app to Heroku. Private Spaces is now supported in beta.
Deploying your Docker image to Heroku is one command:
$ heroku container:push web Step 1 : FROM alpine:latest ... Successfully built 74bab4bf0df3 The push refers to a repository [registry.heroku.com/secret-sea-35709/web]
To learn more, check out the container registry documentation.