Travis CI

https://docs.travis-ci.com/user/docker/ https://docs.travis-ci.com/user/languages/ruby/#stq=&stp=0 https://docs.travis-ci.com/user/deployment/s3/

Encryption keys

$ docker run -it --rm -v /blog:/blog dockercraft/travis /bin/sh
$ cd /blog # docker
$ travis encrypt "your token / key" # docker