https://amp.cards/theguardian/us/amazing_article
workboxSW.router.registerNavigationRoute('index.html')
https://amp.cards/theguardian/us/another_article
gcloud compute instances add-tags [INSTANCE_NAME] --tags production,web
gcloud compute firewall-rules create web-logdata \ --network logging-network \ --allow TCP:443 \ --source-tags web-production \ --target-tags log-data
gcloud compute routes create my-route --destination-range 10.0.0.0/16 \ --network my-network [--tags=web-prod,api-gate-prod]