documented changes addressing peer & TA feedback

Author: Olytics

CHANGELOG.md

@@ -5,10 +5,29 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
 
-- Upcoming features and fixes
+### Added
+
+- Added clearer, runnable example usage demonstrating all package functions and included a standalone `examples/usage.py` script and `tutorials/usage.qmd` vignette to the docs #64.
+- Annotated static test fixtures and mutation tests to make test cases reproducible and easier to review #58.
+
+### Changed
+
+- Fixed incorrect README instruction (`cd sudoku_validation`) and updated README #72.
+- Updated documentation to include the API reference pages and linked them from the site landing #64.
+- Replaced placeholder contact method with actual contact information #70.
+- Fixed Contributing section GitHub usernames #73.
+
+### Fixed
+
+- Adjusted Quarto configuration and documentation pages so the landing page and tutorial render correctly; enabled page TOC and sidebar linking to README sections #64.
+
+
+### Maintenance
+
+- Closed completed review issues and cleaned up untracked or unnecessary files and ignored temporary files.
+
+### Governance
+- Added discussion and reasoning for the license choice #61
 
-## [0.1.0] - (1979-01-01)
 
-- First release