Add main shell script file
Add installation command of "Homebrew"
Add installation command of "Ansible"
Add inventory file
Add master playbook file
Add localhost playbook file
Add execution command of "master playbook"
Add role files of "homebrew"
Grant role "homebrew" to "localhost playbook"
Add role files of "homebrew-cask"
Grant role "homebrew-cask" to "localhost playbook"