- op: add
  path: /spec/template/spec/volumes/-
  value:
    name: nfd-master-cert
    secret:
      secretName: nfd-master-cert

- op: add
  path: /spec/template/spec/containers/0/volumeMounts/-
  value:
    name: nfd-master-cert
    mountPath: /etc/kubernetes/node-feature-discovery/certs
    readOnly: true