https://medium.com/@tatemz/using-wp-cli-with-docker-21b0ab9fab79#.9antrgm4y
$ docker-compose run --rm wpcli post list
$ alias wp="docker-compose run -rm my-wpcli"
$ wp post list
$ wp core install --url="localhost:8080" --title="WordPress" --admin_user="admin" --admin_password="prollynotadmin" --admin_email="[email protected]"
$ wp user create jimmy [email protected] --role="administrator"
$ wp media regenerate -y
$ wp search-replace localhost:8080 productiondomain.com
$ wp db export site-dump.sql