---
- name: Install docker prerequisites
  package:
    name: "{{ item }}"
    state: present
  loop:
    - ca-certificates
    - curl
    - gnupg
    - lsb-release

- name: One way to avoid apt_key once it is removed from your distro
  block:
    - name: create keyring folder
      file:
        path: /etc/apt/keyrings
        mode: '0755'
        recurse: true

    - name: Check if docker key already exists
      stat:
        path: /etc/apt/keyrings/docker.gpg
      register: docker_gpg      
    
    - name: docker repo key
      shell:
        cmd: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
      when: docker_gpg.stat.exists == false

    - name: add docker repo | apt source
      ansible.builtin.apt_repository:
        repo: "deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
        state: present

- name: Install docker
  package:
    name: "{{ item }}"
    state: present
    update_cache: true
  loop:
    - docker-ce
    - docker-ce-cli
    - containerd.io
    - docker-buildx-plugin
    - docker-compose-plugin
...