ansible-role-borgbackup/tasks/noauto_create_backup_user_and_group.yml

---
- name: Setup backup environment
  when:
    - backup_create_local_user is not defined or backup_create_local_user
    - borg_user != "root"
  block:
    - name: Add local backup group
      ansible.builtin.group:
        name: "{{ borg_group }}"
        state: present

    - name: Add local backup user
      ansible.builtin.user:
        name: "{{ borg_user }}"
        shell: "/bin/bash"
        groups: "{{ borg_group }}"
        comment: "Backup User Account"
        append: true
      register: user_info

    - name: Save the user_info, we need them for the home_dir
      ansible.builtin.set_fact:
        backup_user_info: "{{ user_info }}"

    - name: Add sudo users
      community.general.sudoers:
        name: "backup"
        state: present
        user: "{{ borg_user }}"
        nopassword: true
        commands:
          - "/opt/borgmatic/bin/borg"
          - "/usr/local/bin/borgmatic -c /etc/borgmatic/{{ borgmatic_config_name }}"
...