{
  "rules": [
    {
      "expression": "(http.host eq \"www.phasefinal.com\")",
      "action": "set_cache_settings",
      "action_parameters": {
        "cache": true,
        "edge_ttl":    { "mode": "respect_origin" },
        "browser_ttl": { "mode": "respect_origin" }
      },
      "description": "PFI site: cache eligible, honour origin Cache-Control (policy lives in stacks/phasefinal-web/conf/nginx.conf)"
    }
  ]
}