---
- name: Install shell packages
  ansible.builtin.apt:
    name: "{{ shell_packages }}"
    state: present
  become: true

# Merge shell_users and shell_additional_users
- name: Build complete user list
  ansible.builtin.set_fact:
    shell_all_users: "{{ (shell_users | default([ansible_user])) + (shell_additional_users | default([])) | unique }}"

# Configure shell for each user
- name: Configure shell for each user
  ansible.builtin.include_tasks: configure_user_shell.yml
  loop: "{{ shell_all_users }}"
  loop_control:
    loop_var: current_user
  when: shell_all_users is defined and shell_all_users | length > 0