Huge role refactoring/cleanup. Other commits will propably follow. Because some bugs will exist. Still important for longrun and also for auto docs/help/slideshow generation

roles/generic-aur-helper/README.md

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+# System AUR Helper
+
+## Description
+
+This role ensures that the AUR helper [yay](https://wiki.archlinux.org/title/Yay) is installed on the system. It installs yay via [pacman](https://wiki.archlinux.org/title/Pacman) and creates a dedicated `aur_builder` user to facilitate building AUR packages.
+
+## Overview
+
+The role performs the following tasks:
+- Installs the AUR helper [yay](https://wiki.archlinux.org/title/Yay) using pacman.
+- Creates an `aur_builder` user with a home directory and adds the user to the wheel group.
+- Grants the `aur_builder` user passwordless [sudo](https://en.wikipedia.org/wiki/Sudo) rights for running pacman.
+
+## Purpose
+
+The primary purpose of this role is to streamline AUR package management on Arch Linux systems by ensuring that the required AUR helper is installed and properly configured.
+
+## Features
+
+- **Yay Installation:** Installs the AUR helper [yay](https://wiki.archlinux.org/title/Yay) on Arch Linux.
+- **User Creation:** Creates a dedicated `aur_builder` user.
+- **Sudo Configuration:** Grants passwordless sudo rights to `aur_builder` for pacman.
+
+## Other Resources
+- https://github.com/kewlfft/ansible-aur

roles/generic-aur-helper/meta/main.yml

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+---
+galaxy_info:
+  author: "Kevin Veen-Birkenbach"
+  description: "Installs the AUR helper yay and configures an aur_builder user with appropriate sudo privileges to facilitate AUR package management on Arch Linux systems."
+  license: "CyMaIS NonCommercial License (CNCL)"
+  license_url: "https://s.veen.world/cncl"
+  company: |
+    Kevin Veen-Birkenbach
+    Consulting & Coaching Solutions
+    https://www.veen.world
+  min_ansible_version: "2.9"
+  platforms:
+    - name: Archlinux
+      versions:
+        - rolling
+  galaxy_tags:
+    - aur
+    - yay
+    - archlinux
+    - package-management
+  repository: "https://s.veen.world/cymais"
+  issue_tracker_url: "https://s.veen.world/cymaisissues"
+  documentation: "https://s.veen.world/cymais"
+dependencies:
+  - generic-fakeroot

roles/generic-aur-helper/tasks/main.yml

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+- name: install yay
+  community.general.pacman:
+    name: 
+      - yay
+      - patch
+      - base-devel
+    state: present
+
+- name: Create the `aur_builder` user
+  become: yes
+  ansible.builtin.user:
+    name: aur_builder
+    create_home: yes
+    group: wheel
+
+- name: Allow the `aur_builder` user to run `sudo pacman` without a password
+  become: yes
+  ansible.builtin.lineinfile:
+    path: /etc/sudoers.d/11-install-aur_builder
+    line: 'aur_builder ALL=(ALL) NOPASSWD: /usr/bin/pacman'
+    create: yes
+    validate: 'visudo -cf %s'