---
- name: Update apt cache
  ansible.builtin.apt:
    update_cache: yes
    cache_valid_time: 3600

- name: Install required packages
  ansible.builtin.apt:
    name:
      - ca-certificates
      - curl
    state: present

- name: Create keyrings directory
  ansible.builtin.file:
    path: /etc/apt/keyrings
    state: directory
    mode: '0755'

- name: Download Docker GPG key
  ansible.builtin.get_url:
    url: "{{ docker_mirror }}/gpg"
    dest: /etc/apt/keyrings/docker.asc
    mode: '0644'

- name: Add Docker repository
  ansible.builtin.template:
    src: sources.list.j2
    dest: /etc/apt/sources.list.d/docker.sources
    mode: '0644'

- name: Update apt cache after adding repository
  ansible.builtin.apt:
    update_cache: yes

- name: Install Docker packages
  ansible.builtin.apt:
    name: "{{ docker_packages }}"
    state: present
  notify: Start Docker