Heavy addon installs (e.g. ks_dashboard_ninja) blocked /web/login
probes for >10s, causing K8s to pull the Pod from Endpoints; Traefik
then 503d the operator addon-apply RPC. failureThreshold: 15 (~75s
of headroom) covers the install window without affecting true
pod-restart detection (initialDelay gates boot).
Chart 0.1.0 -> 0.1.1.