docs: def get_trusted_subjects():
      """Get set of subjects that have unlimited access to all SciObj and APIs on this
      node."""
      cert_subj = _get_client_side_certificate_subject()
      return (
          d1_gmn.app.node_registry.get_cn_subjects()
          | django.conf.settings.DATAONE_TRUSTED_SUBJECTS
          | {cert_subj}
          if cert_subj is not None
          else set()
      )