$ aws configure
AWS Access Key ID [None]: AKIAIOSFODNN7EXAMPLE
AWS Secret Access Key [None]: wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY
Default region name [None]: us-east-1
Default output format [None]: json
Create "demo-us-east-1" key pair following Creating a Key Pair
ansible-playbook -vvvv ./playbooks/deploy-demo-stack.yml

