const user_data = ec2.UserData.forWindows()
    user_data.addCommands(
      "Import-Module ECSTools",
      "Initialize-ECSAgent -Cluster '" + cluster.clusterName + "' -EnableTaskIAMRole",
    )

    const asg = new auto_scaling.AutoScalingGroup(this, "win-ecs-asg",
    {
      instanceType: ec2.InstanceType.of(ec2.InstanceClass.T3, ec2.InstanceSize.MEDIUM),
      machineImage: ecs.EcsOptimizedImage.windows(ecs.WindowsOptimizedVersion.SERVER_2019),
      vpc: cluster.vpc,
      maxCapacity: 1,
      associatePublicIpAddress: true,
      vpcSubnets: {subnetType: ec2.SubnetType.PUBLIC },
      userData: user_data
    })