---

- name: install tester packages
  ansible.builtin.apt:
    force_apt_get: true
    install_recommends: false
    name: "{{ tester_packages }}"
    state: latest
  register: apt_status
  retries: 60
  until: apt_status is success or ('Failed to lock apt for exclusive operation' not in apt_status.msg and '/var/lib/dpkg/lock' not in apt_status.msg)

- name: tester configuration
  ansible.builtin.replace:
    path: /etc/ubicast-tester/config.yml
    regexp: '^(\s*)#?{{ item.name }}:(\s*).*$'
    replace: '\1{{item.name}}:\2{{ item.value }}'
  loop:
    - { name: 'name',    value: '"{{ tester_system_name | d() }}"' }
    - { name: 'from',    value: '"{{ tester_email_from | d() }}"'  }
    - { name: 'to',      value: '"{{ tester_email_to | d() }}"'    }
    - { name: 'admin',   value: '"{{ tester_email_admin | d() }}"' }
    - { name: 'ignored', value: '{{ tester_tests_ignored | d() }}' }
  when: item.value != "" and item.value != '""'

...