AWS Vault
  AWS CLI login
 Set ENV in subshell:
 aws-vault exec --no-session bash-my-aws # no-session removes STS / IAM restrictions
  aws-vault exec bash-my-aws # defaults to creating temporary session
  With metadata server (to refresh tokens):
  AWS Console Login
 aws-vault login bash-my-aws
  Firefox containers
 $(aws-vault login -s staging)