{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "GrantSingleImageReadOnlyAccess",
            "Effect": "Allow",
            "Action": [
                "ecr:BatchCheckLayerAvailability",
                "ecr:GetDownloadUrlForLayer",
                "ecr:GetRepositoryPolicy",
                "ecr:DescribeRepositories",
                "ecr:ListImages",
                "ecr:DescribeImages",
                "ecr:BatchGetImage"
            ],
            "Resource": "arn:aws:ecr:${region}:${aws_id}:repository/${img_name}"
        },
        {
            "Sid": "GrantECRAuthAccess",
            "Effect": "Allow",
            "Action": "ecr:GetAuthorizationToken",
            "Resource": "*"
        }
    ]
}

region, aws_id, img_name은 각자에 맞게 변경