deploy/kubernetes/elastic-agent-kustomize/default/elastic-agent-managed/fleet-enrollment-token-patch.yaml

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


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