---
- hosts: "all"
  gather_facts: yes
  pre_tasks:
    - name: Update packages already installed
      apt:
        update_cache: yes
        upgrade: dist
      tags: always
  roles:
    - { role: desktop-common,        tags: core }
    - { role: desktop-xfce4,         tags: core }
    - { role: docker-ce,             tags: core }
    - { role: docker-nvidia,         tags: core }
    - { role: enable-sysrq,          tags: core }
    - { role: journald,              tags: core }
    - { role: singularity,           tags: core }
    - { role: tools-base,            tags: core }
    - { role: desktop-kde-plasma,    tags: extended }
    - { role: desktop-i3,            tags: extended }
    - { role: desktop-ubuntu,        tags: extended }
    - { role: tools-extended,        tags: extended }
    - { role: mltk-bwlp,             tags: core }
    - { role: mltk-vmware,           tags: core }
    - { role: mltk-qemu,             tags: core }
    - { role: mltk-nvidia,           tags: core }
    - { role: cleanup-apt,           tags: core }
    - { role: cleanup-systemd,       tags: core }
    - { role: validate-installation, tags: core }