- name: set /etc/hostname
  copy:
    content: "{{ hostname }}"
    dest: /etc/hostname
  when: hostname

- name: add hostname to /etc/hosts
  lineinfile:
    dest: /etc/hosts
    regexp: '^127\.0\.1\.1 '
    line: "127.0.1.1 {{ hostname }}"
  when: hostname

- name: install environment packages
  apt:
    name: "{{ item }}"
  with_items:
    - locales-all
    - ntp