ansible/roles/certs/tasks/main.yaml

---
- name: gather os specific variables
  ansible.builtin.include_vars: "{{ lookup('first_found', params) }}"
  vars:
    params:
      files:
        - "{{ ansible_distribution }}-{{ ansible_distribution_version }}.yaml"
        - "{{ ansible_distribution }}.yaml"
        - "{{ ansible_os_family }}.yaml"
        - "default.yaml"
      paths:
        - vars

- name: include os specific tasks
  ansible.builtin.include_tasks: "{{ lookup('first_found', params) }}"
  vars:
    params:
      files:
        - "{{ ansible_distribution }}-{{ ansible_distribution_version }}.yaml"
        - "{{ ansible_distribution }}.yaml"
        - "{{ ansible_os_family }}.yaml"
        - "default.yaml"
      paths:
        - tasks