Parse release status as JSON helm
Extract machine-readable deploy state for scripts and gate checks
helm status <rel> -n <ns> -o json | jq '.info.status, .info.last_deployed'
more helm
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Post-render with kustomize
helm upgrade --install <name> ./chart --post-renderer ./kustomize-hook.sh -n <ns>
Pull and unpack OCI chart
helm pull oci://<host>/charts/<name> --version 1.2.3 --untar --untardir ./charts
Install chart with values file
helm install <release> <chart> -f values.yaml -n <ns> --create-namespace
Upgrade or install (idempotent)
helm upgrade --install <release> <chart> -f values.yaml -n <ns>
Diff before upgrade
helm diff upgrade <release> <chart> -f values.yaml -n <ns>