install-docker.yml

---

- hosts: all
  become: true
  tasks:
  
  - name: install dependencies
    apt:
      name:
        - ca-certificates
        - curl
        - gnupg-agent
      state: present
      update_cache: yes

  - name: Install key
    block:
      - name: Install key
        ansible.builtin.get_url:
          url: https://download.docker.com/linux/ubuntu/gpg
          dest: /etc/apt/keyrings/docker.gpg

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

  - name: install docker
    apt:
     name:
       - docker-ce
       - docker-ce-cli
       - containerd.io
     state: latest
     update_cache: yes

  - name: check docker is active
    service:
        name: docker
        state: started
        enabled: yes
  - name: Ensure group "docker" exists
    ansible.builtin.group:
        name: docker
        state: present
  - name: adding admin01 to docker group
    user:
        name: admin01
        groups: docker
        append: yes