Adding WIP note

README.md

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 # ansible_collection_users
 Ansible Collection to mamage Users, Groups and SSH Keys
+
+Work in progress!

roles/user/README.md

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+ Ansible Role Users
+====================
+
+Ansible role to create and update users and groups
+
+work in progress...

roles/user/defaults/main.yml

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+---
+# run simple versionscheck
+submodules_versioncheck: false

roles/user/tasks/main.yml

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+---
+- name: Perform optional versionscheck
+  ansible.builtin.include_tasks:
+    file: 'versioncheck.yml'
+  when: submodules_versioncheck|bool
+

roles/user/tasks/versioncheck.yml

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+---
+# Copyright (c) 2021 L3D <l3d@c3woc.de>
+# this file is released with the MIT license.
+# License: https://github.com/roles-ansible/ansible_role_template/blob/main/LICENSE
+- name: Create directory for versionscheck
+  become: true
+  ansible.builtin.file:
+    path: '/etc/.ansible-version'
+    state: directory
+    mode: '0755'
+  when: submodules_versioncheck | bool
+
+- name: Check playbook version
+  become: true
+  ansible.builtin.slurp:
+    src: "/etc/.ansible-version/{{ playbook_version_path }}"
+  register: playbook_version
+  when: submodules_versioncheck | bool
+  failed_when: false
+
+- name: Print remote role version  # noqa: H500
+  ansible.builtin.debug:
+    msg: "Remote role version: {{ playbook_version.content | default('Y3VycmVudGx5IG5vdCBkZXBsb3llZAo=') | b64decode | string }}"
+  when: submodules_versioncheck | bool
+
+- name: Print locale role version  # noqa: H500
+  ansible.builtin.debug:
+    msg: "Local role version: '{{ playbook_version_number | string }}'."
+  when: submodules_versioncheck | bool
+
+- name: Check if your version is outdated
+  ansible.builtin.fail:
+    msg: "Your ansible module has the version '{{ playbook_version_number }}' and is outdated. You need to update it!"
+  when:
+    - playbook_version.content|default("Mgo=")|b64decode|int - 1 >= playbook_version_number|int and submodules_versioncheck | bool
+
+- name: Write new version to remote disk
+  become: true
+  ansible.builtin.copy:
+    content: "{{ playbook_version_number }}"
+    dest: "/etc/.ansible-version/{{ playbook_version_path }}"
+    mode: '0644'
+  when: submodules_versioncheck | bool
+  tags: skip_ansible_lint_template-instead-of-copy

roles/user/vars/main.yml

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+---
+playbook_version_number: 3
+playbook_version_path: 'l3d.users.user.version'