How to use the @mapbox/cloudfriend.arn function in @mapbox/cloudfriend

Properties: {
        Name: cf.stackName,
        SecurityGroups: [
          cf.importValue(
            cf.join("-", ["hotosm-network-production-production-elbs-security-group", cf.region])
            )
          ],
          Subnets: cf.split(",", cf.ref("ELBSubnets")),
          Type: "application"
        }
      },
      MLEnablerHTTPSListener: {
        Type: 'AWS::ElasticLoadBalancingV2::Listener',
        Properties: {
          Certificates: [ {
            CertificateArn: cf.arn('acm', cf.ref('SSLCertificateIdentifier'))
          }],
          DefaultActions: [{
            Type: 'forward',
            TargetGroupArn: cf.ref('MLEnablerTargetGroup')
          }],
          LoadBalancerArn: cf.ref('MLEnablerALB'),
          Port: 443,
          Protocol: 'HTTPS'
        }
      },
      MLEnablerHTTPListener: {
        Type: 'AWS::ElasticLoadBalancingV2::Listener',
        Properties: {
          DefaultActions: [{
            Type: 'redirect',
            RedirectConfig: {

HealthCheckTimeoutSeconds: 10,
      HealthyThresholdCount: 3,
      UnhealthyThresholdCount: 3,
      Port: 8000,
      Protocol: 'HTTP',
      VpcId: cf.importValue(cf.join('-', ['hotosm-network-production', 'default-vpc', cf.region])),
      Matcher: {
        HttpCode: '200,202,302,304'
      }
    }
  },
  TaskingManagerLoadBalancerHTTPSListener: {
    Type: 'AWS::ElasticLoadBalancingV2::Listener',
    Properties: {
      Certificates: [ {
        CertificateArn: cf.arn('acm', cf.ref('SSLCertificateIdentifier'))
      }],
      DefaultActions: [{
        Type: 'forward',
        TargetGroupArn: cf.ref('TaskingManagerTargetGroup')
      }],
      LoadBalancerArn: cf.ref('TaskingManagerLoadBalancer'),
      Port: 443,
      Protocol: 'HTTPS'
    }
  },
  TaskingManagerLoadBalancerHTTPListener: {
    Type: 'AWS::ElasticLoadBalancingV2::Listener',
    Properties: {
      DefaultActions: [{
        Type: 'redirect',
        RedirectConfig: {

HealthCheckTimeoutSeconds: 10,
      HealthyThresholdCount: 3,
      UnhealthyThresholdCount: 3,
      Port: 8000,
      Protocol: 'HTTP',
      VpcId: cf.importValue(cf.join('-', ['hotosm-network-production', 'default-vpc', cf.region])),
      Matcher: {
        HttpCode: '200,202,302,304'
      }
    }
  },
  TaskingManagerLoadBalancerHTTPSListener: {
    Type: 'AWS::ElasticLoadBalancingV2::Listener',
    Properties: {
      Certificates: [ {
        CertificateArn: cf.arn('acm', cf.ref('SSLCertificateIdentifier'))
      }],
      DefaultActions: [{
        Type: 'forward',
        TargetGroupArn: cf.ref('TaskingManagerTargetGroup')
      }],
      LoadBalancerArn: cf.ref('TaskingManagerLoadBalancer'),
      Port: 443,
      Protocol: 'HTTPS'
    }
  },
  TaskingManagerLoadBalancerHTTPListener: {
    Type: 'AWS::ElasticLoadBalancingV2::Listener',
    Properties: {
      DefaultActions: [{
        Type: 'redirect',
        RedirectConfig: {