deploy_playbook_aws didn't work correctly on my environment because of a sed error.
$ sed -i "s/command: aws-iam-authenticator/command: .\/aws-iam-authenticator/g" lambda/kubeconfig
sed: 1: "lambda/kubeconfig": extra characters at the end of l command
$ sed -i -e "s/command: aws-iam-authenticator/command: .\/aws-iam-authenticator/g" lambda/kubeconfig
# no error
deploy_playbook_aws
didn't work correctly on my environment because of a sed error.