---

- name: Check for pi user
  shell: "getent passwd | grep pi"
  register: pi_user_output
  ignore_errors: true

- name: Set pi_user_exists
  set_fact:
    pi_user_exists: "{{ not pi_user_output.failed | bool }}"
    
- name: Create pi user
  when: not pi_user_exists | bool
  user:
    name: "pi"
    password: "{{ pi_default_password | password_hash('sha512') }}"
    shell: /bin/bash
    
- name: Check for pi-top platform
  shell: pi-top --help
  register: pitop_output
  ignore_errors: true

- name: Set deb_base
  set_fact:
    deb_base: true
  when: pitop_output.failed
  ignore_errors: true

- name: Onboard if base debian
  include_tasks: onboard.yaml
  when: deb_base

- name: Install the requested project
  include_tasks: "{{ function }}.yaml"

...