**To create a repository** This example creates a repository called ``nginx-web-app`` inside the ``project-a`` namespace in the default registry for an account. Command:: aws ecr create-repository --repository-name project-a/nginx-web-app Output:: { "repository": { "registryId": "<aws_account_id>", "repositoryName": "project-a/nginx-web-app", "repositoryArn": "arn:aws:ecr:us-west-2:<aws_account_id>:repository/project-a/nginx-web-app" } }