CMP in configmap is deprecated since version 2.5.

https://argo-cd.readthedocs.io/en/stable/operator-manual/upgrading/2.4-2.5/#argocd-cm-plugins-cmps-are-deprecated

Documentation example is not reflecting newest version:

https://argo-cd.readthedocs.io/en/stable/operator-manual/config-management-plugins/

For example we use but this simple configuration will not work anymore in the future.

  configManagementPlugins: |
    - name: kustomize-build-with-helm
      generate:
        command: [ "sh", "-c" ]
        args: [ "kustomize build --enable-helm" ]