Staging instead of prod for letsencrypt

gitops-kaisers-info/templates/authentik.yaml

         ingress:
           enabled: true
           annotations:
-            cert-manager.io/cluster-issuer: letsencrypt-prod
+            cert-manager.io/cluster-issuer: letsencrypt-staging
           hosts:
             - host: authentik.kaisers.info
               paths:

gitops-kaisers-info/templates/letsencrypt.yaml

 apiVersion: cert-manager.io/v1
-kind: ClusterIssuer
+kind: Issuer
 metadata:
-  name: letsencrypt-prod
+  name: letsencrypt-staging
 spec:
   acme:
     email: simon.kaiser@gmx.net # replace this
     privateKeySecretRef:
-      name: prod-issuer-account-key
-    server: https://acme-v02.api.letsencrypt.org/directory
+      name: staging-issuer-account-key
+    server: https://acme-staging-v02.api.letsencrypt.org/directory
     solvers:
       - http01:
           ingress: