- name: Create system groups
  become: true
  group:
    name: "{{ item }}"
    system: true
  loop: "{{ system_groups.split(',') }}"

- name: Create group phd
  become: true
  group:
    name: phd

- name: Add user phd
  become: true
  user:
    name: phd
    group: phd
    groups: "{{ system_groups }}"