ansible_role_package/tasks/pkgs/duf.yml

# vim: set filetype=yaml.ansible :
---
- ansible.builtin.include_tasks:
    file: "pkgs/go.yml"
  when:
    - pkgconfig_go is undefined

- name: append to gopkgs
  ansible.builtin.set_fact:
    gopkgs: "{{ gopkgs + [ 'github.com/muesli/duf@latest' ] }}"