I also wanted a rerun-able post install script to setup my environment how I like it. So I have developed this script https://github.com/barrykr2/setup_env_project
Brief description:
Universal Arch Environment Setup
Version 1.7 - Standalone Idempotent Architecture
This suite provides a “Golden Image” environment for systems architects and developers who require a reproducible, high-performance CLI workflow. It automates the transition from a fresh Arch Linux or Endeavour OS installation to a fully configured workstation in under 60 seconds.