matrix-docker-ansible-deploy/roles/matrix-jitsi/tasks/init.yml

- set_fact:
    matrix_systemd_services_list: "{{ matrix_systemd_services_list + ['matrix-jitsi-web', 'matrix-jitsi-prosody', 'matrix-jitsi-jicofo', 'matrix-jitsi-jvb'] }}"
  when: matrix_jitsi_enabled|bool