fix: update ingress on echo server

kubernetes/apps/default/echo-server/app/helmrelease.yaml

@@ -53,16 +53,19 @@ spec:
         enabled: true
         ingressClassName: nginx
         annotations:
-          external-dns.home.arpa/enabled: "true"
+          cert-manager.io/cluster-issuer: "letsencrypt-staging"
+          external-dns.alpha.kubernetes.io/target: "ipv4.${SECRET_DOMAIN}"
+          external-dns/is-public: "true"
           hajimari.io/icon: "video-input-antenna"
         hosts:
-          - host: &host "{{ .Release.Name }}.devbu.io"
+          - host: &host "{{ .Release.Name }}.${SECRET_DOMAIN}"
             paths:
               - path: /
                 pathType: Prefix
         tls:
           - hosts:
               - *host
+            secretName: echo-server-tls
     topologySpreadConstraints:
       - maxSkew: 1
         topologyKey: kubernetes.io/hostname