Create CHANGELOG.md

Author: EmergentMonk

CHANGELOG.md

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+# 🧾 CHANGELOG  
+*Track of evolution for MEMESTACKS — small, intentional, and transparent.*
+
+All notable changes to this project are documented here.  
+This project follows a **semantic versioning** style (`MAJOR.MINOR.PATCH`).
+
+---
+
+## [v1.0.0] – 2025-10-29
+### Added
+- Initial release of **MEMESTACKS** under the QSOL ecosystem.  
+- Introduced two setup scripts:
+  - `setup_dryrun.sh` — system spec collector and simulated install.
+  - `setup_install.sh` — full install for QSOL-IMC Podcaster + Dev environment.
+- Integrated **PipeWire**, **WirePlumber**, **Miniforge**, **JupyterLab**, and developer toolchains.
+- Added repository philosophy via `PHILOSOPHY.md`.
+- Added contributor guidelines via `CONTRIBUTING.md`.
+- Added this changelog for transparent version tracking.
+
+### Notes
+- License: MIT.  
+- Verified for Arch Linux and derivatives (Manjaro, EndeavourOS, Garuda).  
+- Shell-only stack, zero external dependency bloat.  
+
+---
+
+## [Unreleased]
+Planned updates include:
+- Optional modular scripts (`/modules`) for specialized installs.  
+- Lightweight system audit tools and AUR package sync helpers.  
+- Enhanced logging and auto-backup routines for `/system_specs/`.
+
+---
+
+*Small changes, big clarity.*