worker routes not correctly assigned to wrangler env routes

 "env": {
    "staging": {
      "name": "worker-staging",
      "routes": [
        {
            "pattern": "staging.example.com",
            "custom_domain": true,
            "zone_name": "example.com",
        }
      ],
      ...
    },
    "production": {
      "name": "worker-production",
      "routes": [
        {
              "pattern": "example.com",
             "custom_domain": true,
             "zone_name": "example.com",
        },
      ],
      ...
    }
 }
}