Ansible playbook to create mailboxes for users on Raspberry Pi OS

create-mailboxes.yml

---
- name: Configure mailboxes for users
  hosts: localhost
  connection: local
  become: true

  vars:
    accounts:
      - pi

  tasks:
    - name: Creating mailbox
      ansible.builtin.file:
        path: "/var/mail/{{ item }}"
        owner: "{{ item }}"
        group: mail
        state: touch
        mode: "0660"
      with_items: "{{ accounts }}"

    - name: Adding user to mail group
      user:
        name: "{{ item }}"
        groups: mail
        append: yes
      with_items: "{{ accounts }}"