agreeing-0.2.2.0: CHANGELOG.md

# Changelog for `agreeing`

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 the
[Haskell Package Versioning Policy](https://pvp.haskell.org/).

## 0.2.1.0 - 2023-10-30

* ADDED: `Eq`, `Ord`, `Show`, `Applicative` and `Monad` instances

## 0.1.0.0 - 2023-03-15

Initial version