machine/configs/prod.json

{
  "source": {
    "project": "skia-public",
    "topic": "machine-events-prod"
  },
  "store": {
    "project": "skia-firestore",
    "instance": "prod"
  },
  "web": {
    "allowed_users": ["google.com"],
    "allowed_hosts": ["machines.skia.org"]
  }
}