fix(ingress): gate tenants-default-retry middleware on values flag (B.11)

templates/ingressroute.yaml

@@ -63,8 +63,18 @@ spec:
       # bounded retry budget so transient Pod-not-ready windows
       # during an Odoo restart don't surface as Traefik's default
       # 404 to the customer. TLS-related fields below are unchanged.
+      #
+      # Gated on `.Values.ingress.useTenantsDefaults` so a cluster
+      # running with `traefik.enabled=false` in cluster-platform-v3
+      # (the Middleware would never be created) doesn't break every
+      # instance sync with "Middleware tenants-default-retry not
+      # found". Default true matches the standard platform shape;
+      # operators flip it to false only when running an externally-
+      # managed Traefik that doesn't carry our tenants-default-* set.
+      {{- if .Values.ingress.useTenantsDefaults | default true }}
       middlewares:
         - name: tenants-default-retry
+      {{- end }}
       services:
         - name: {{ include "instance.fullname" . }}-odoo
           port: 8069