alpine/k8s:1.28.0 does not ship openssl. Script calls openssl enc
on line 116 causing exit 127 on every run since initial deploy.
Fix:
- apk add --no-cache openssl at script start (defensive, idempotent)
- upgrade image 1.28.0 -> 1.32.0 (kubectl client was 5 minor versions
behind cluster v1.33, outside supported skew of +/-1)