homeserver/roles/mgrote_apt_manage_sources/tasks/pbs.yml

---
- name: check if pbs-no-subscription repo keys exists
  become: true
  ansible.builtin.stat:
    path: "{{ manage_sources_pbs_apt_repo_key_path }}"
  register: pbs_no_subscription_repo_keys

- name: add pbs-no-subscription repo keys
  become: true
  ansible.builtin.apt_key:
    url: "{{ manage_sources_pbs_apt_repo_key_url }}"
    state: present
  notify: update package lists
  when: not pbs_no_subscription_repo_keys.stat.exists