---
# Shared Docker Engine install — used by both platform and lab-host roles (import_tasks from
# common, not duplicated). Follows Docker's own official apt-repo installation method.

- name: Add Docker's GPG key
  ansible.builtin.get_url:
    url: https://download.docker.com/linux/ubuntu/gpg
    dest: /etc/apt/keyrings/docker.asc
    mode: "0644"
  register: docker_gpg
  retries: 3
  delay: 5
  until: docker_gpg is succeeded

- name: Add Docker apt repository
  ansible.builtin.apt_repository:
    repo: "deb [arch={{ ansible_architecture | replace('x86_64','amd64') }} signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
    state: present
    filename: docker

- name: Install Docker Engine + Compose plugin
  ansible.builtin.apt:
    name:
      - docker-ce
      - docker-ce-cli
      - containerd.io
      - docker-compose-plugin
    state: present
    update_cache: true

- name: Enable and start Docker
  ansible.builtin.systemd:
    name: docker
    enabled: true
    state: started