https://aws.amazon.com/de/about-aws/whats-new/2018/11/aws-cloudformation . -cognito-now-supports-custom-domains-for-a-unified-login-experience/ .. - aws/whats-new/2018/10/amazon-ecs-cli-supports-private-registry-authentication/ -spot-now-lets-you-pause-and-resume-your-workloads-on-c5-and-m5- instances/ .