setup Staging environment
~~~~~~~~~
$ cp config/environments/production.rb config/environments/staging.rb
> comment out :info and add "config.log_level = :debug"

$ git flow hotfix start 0.0.1-p1
$ git push staging hotfix/0.0.1-p1:master --force
$ git flow hotfix finish 0.0.1-p1
$ git push production master

$ rake figaro:heroku[rails-app-name]
$ heroku run rake db:migrate --remote production
$ heroku restart --remote production
$ heroku open --remote production
Merge branch 'hotfix/0.0.1-p1'