Run connect in docker.
http://d.hatena.ne.jp/camelmasa/20140120/1390176365
export HOST="example.com:3000"
export GMAIL_USERNAME="[email protected]"
export GMAIL_PASSWORD="example password"
bundle exec rails s
$ docker pull henteko/railsdocker
$ docker build -t example/connect .
$ docker run -d -p 3000:3000 example/connect
http://example.com:3000