feat(ingress): add redirectToFromWww value

templates/ingress.yaml

@@ -8,6 +8,9 @@
     app.kubernetes.io/instance: {{ .Release.Name }}
   annotations:
     nginx.ingress.kubernetes.io/force-ssl-redirect: "true"
+    {{- if .Values.ingress.redirectToFromWww }}
+    nginx.ingress.kubernetes.io/from-to-www-redirect: "true"
+    {{- end }}
     {{- with .Values.ingress.clusterIssuer }}
     cert-manager.io/cluster-issuer: {{ . }}
     {{- end }}
@@ -28,6 +31,9 @@
   tls:
     - hosts:
         - {{ .Values.host }}
+        {{- if .Values.ingress.redirectToFromWww }}
+        - www.{{ .Values.host }}
+        {{- end }}
       {{- if .Values.ingress.tlsSecret }}
       secretName: {{ .Release.Name }}-tls
       {{- end }}

values.yaml

@@ -65,6 +65,7 @@
   annotations: {}
   # noindex: true
   corsAllowOrigin: false  # can be false, "*", "toto.example.org" …
+  redirectToFromWww: false
 
 # Additional ingresses
 additionalIngresses: []