2.4.1
mysql 5.7.18 redis 3.2.9 node v8.1.3 yarn 0.27.5
$ brew install mysql
$ brew install redis
$ brew install yarn
$ brew install nodebrew
$ mkdir -p ~/.nodebrew/src
$ nodebrew install-binary stable
$ nodebrew use stable
$ echo "export PATH=\$HOME/.nodebrew/current/bin:\$PATH" >> ~/.bash_profile
$ source ~/.bash_profile
$ cp config/database.yml.sample config/database.yml
$ cp config/secrets.yml.sample config/secrets.yml
$ cp config/cable.yml.sample config/cable.yml
$ bundle install --path vendor/bundle --jobs=4
$ yarn
$ bundle exec rails db:create db:migrate
$ bundle exec rspec
bundle exec foreman start