{Address: "1.2.3.4", Port: 82, Protocol: simulation.TCP, HostHeader: "headless.default.svc.cluster.local"},

		// Use short host name
		{Address: "1.2.3.4", Port: 83, Protocol: simulation.TCP, TLS: simulation.TLS, HostHeader: "headless.default"},
		{Address: "1.2.3.4", Port: 84, Protocol: simulation.HTTP, TLS: simulation.TLS, HostHeader: "headless.default"},
	} {

	MulticlusterHeadlessEnabled = env.Register("ENABLE_MULTICLUSTER_HEADLESS", true,
		"If true, the DNS name table for a headless service will resolve to same-network endpoints in any cluster.").Get()

	ResolveHostnameGateways = env.Register("RESOLVE_HOSTNAME_GATEWAYS", true,

		PodCgroupRoot:            kubeDeps.ContainerManager.GetPodCgroupRoot(),
	}

	var serviceLister corelisters.ServiceLister
	var serviceHasSynced cache.InformerSynced
	if kubeDeps.KubeClient != nil {
		// don't watch headless services, they are not needed since this informer is only used to create the environment variables for pods.
		// See https://issues.k8s.io/122394

    * When creating an explicit `JSONResponse` the `content` argument is now required.

### Docs

* 📝 Add external link to article: Seamless FastAPI Configuration with ConfZ. PR [#4414](https://github.com/tiangolo/fastapi/pull/4414) by [@silvanmelchior](https://github.com/silvanmelchior).