OLM ClusterExtension configuration API proposal

cluster-extension-proposal.yaml

apiVersion: olm.operatorframework.io/v1
kind: ClusterExtension
metadata:
  name: metrics-server
spec:
  source:
    sourceType: Catalog
    catalog:
      packageName: metrics-server
      version: 3.12.0
  install:
    namespace: metrics-server
    serviceAccount:
      name: metrics-server-installer
  config:
  - apiVersion: olm.operatorframework.io/v1
    kind: HelmConfig
    spec:
      values:
        # values.yaml properties defined inline
        key: value
      # Secrets/ConfigMaps to merge into values.
      configMaps:
      - name: my-values-configmap
      secrets:
      - name: my-values-configmap