deploy/kubernetes/elastic-agent-kustomize/default/elastic-agent-standalone/api-key-patch.yaml

- op: add
  path: /spec/template/spec/containers/0/env/-
  value: 
    name: API_KEY
    valueFrom:
      secretKeyRef:
        name: elastic-agent-creds
        key: api_key


- op: add
  path: /spec/template/spec/containers/0/env/-
  value: 
    name: ES_HOST
    valueFrom:
      configMapKeyRef:
        name: elastic-agent-configs
        key: host

- op: add
  path: /spec/template/spec/containers/0/env/-
  value: 
    name: CA_TRUSTED
    valueFrom:
      configMapKeyRef:
        name: elastic-agent-configs
        key: ca_trusted