Have you looked at https://github.com/jeffutter/dokku-postgresql-plugin https://github.com/jeffutter/dokku-postgresql-plugin ? It's built to run with dokku, bu

Have you looked at https://github.com/jeffutter/dokku-postgresql-plugin https://github.com/jeffutter/dokku-postgresql-plugin ? It's built to run with dokku, but the setup steps in the install and command file show how to setup postgres successfully.