Installer: separate certificates from ingress and annotate to keep them after helm uninstall
diff --git a/charts/certificate-issuer/templates/www-certificate-public.yaml b/charts/certificate-issuer/templates/www-certificate-public.yaml
index cb0c7ff..2216a94 100644
--- a/charts/certificate-issuer/templates/www-certificate-public.yaml
+++ b/charts/certificate-issuer/templates/www-certificate-public.yaml
@@ -3,6 +3,8 @@
 metadata:
   name: www-{{ .Values.public.domain }}
   namespace: {{ .Release.Namespace }}
+  annotations:
+    helm.sh/resource-policy: keep
 spec:
   dnsNames:
   - '{{ .Values.public.domain }}'