---
- hosts: centos8
  become: true
  vars:
    sudoers: ansible
    createguid: '1010'
    createuser: 'ruben'
    createusername: 'Ruben Nausch'
    createpassword: 'M31nP4p4157d3r4113r83573!'

  tasks:
    - name: Make sure we have a group '{{ createuser }}' for our new admin-user '{{ createuser }}'
      group:
        name: '{{ createuser }}'
        gid: '{{ createguid }}'
        state: present

    - name: Add the user '{{ createuser }}' with a specific uid and a primary group of '{{ createuser }}'
      user:
        name: '{{ createuser }}'
        comment: '{{ createusername }}'
        uid: '{{ createguid }}'
        group: '{{ createuser }}'
        state: present

    - name: Initial password generation for user '{{ createuser }}'
      shell: usermod -p $(echo '{{ createpassword }}' | openssl passwd -1 -stdin) {{ createuser }}
...