Ingress.hosts

resource "helm_release" "grafana" {
 name             = "grafana"
 create_namespace = true
 namespace        = "grafana"
 repository       = "https://grafana.github.io/helm-charts"
 chart            = "grafana"

 set {
   name  = "ingress.enabled"
   value = "true"
 }
 set_list {
   name  = "ingress.hosts"
   value = ["example.com"]
 }
 set {
   name  = "ingress.ingressClassName"
   value = "nginx"
 }
 set {
   name  = "ingress.tls"
   value = "true"
 }
}

helm install grafana, values, ingress.hosts, ingress.tls