0.3.2: disable longhorn preUpgradeChecker (Argo+helm-hook ordering bug)

values.yaml

@@ -150,3 +150,12 @@ longhorn:
   backupCredsSecret:
     namespace: tenants
     name: s3-backup-creds
+  # Disable the Helm pre-upgrade checker Job. It's annotated as a
+  # `helm.sh/hook: pre-upgrade,pre-install` which Argo translates to
+  # PreSync — but the Job's ServiceAccount lives in the regular sync
+  # phase, so the Job fails ("ServiceAccount not found") before the
+  # SA gets created. Argo's sync model already gives us proper
+  # ordering on regular resources; the safety check is redundant.
+  preUpgradeChecker:
+    jobEnabled: false
+    upgradeVersionCheck: false