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Kubernetes YAML Kustomize and CRDs/Rewrite image tags in overlay

Update images without editing base manifests.

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Section: Kustomize Basics

Rewrite image tags in overlay

yaml
yaml
images:
  - name: ghcr.io/example/api
    newTag: 2.1.0

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Same sheet · prioritizing Kustomize Basics
Minimal kustomization.yaml
List resource YAML files managed together.
OpenIn sheetyamlsame section
Apply a kustomization directory
Use kubectl's built-in Kustomize support.
OpenIn sheetbashsame section
Render kustomization output
See final YAML before applying.
OpenIn sheetbashsame section
Set namespace and common labels
Apply shared metadata to all resources.
OpenIn sheetyamlsame section
Patch replicas via overlay
Set environment-specific replica count.
OpenIn sheetyaml1 tag match
Generate ConfigMap from literals
Create config objects as part of the build.
OpenIn sheetyaml1 tag match