This document discusses operating containers with AWS Copilot. It begins with introductions to containers and Docker. It then discusses the AWS container landscape including Amazon ECS, ECR, and Fargate. AWS Copilot is introduced as a toolkit for containerized applications on AWS that helps with building, releasing, and operating containers. Copilot addresses common challenges like deployment, testing, releasing, and cleanup. It provides features like deployment with App Runner, scheduled jobs, release pipelines, environment variables and more. The document encourages focusing on building products rather than infrastructure and using AWS services like ECS, Fargate and Copilot to streamline container deployment.