Update changelog

CHANGELOG.md

@@ -13,3 +13,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Earlier Releases]
 
 Releases up to and including v1.0.0 predate this changelog, but see the [README](README.md) for summary of functionality.
+
+## 2025-01-17
+
+### Added
+- Converted PHPUnit test to Kahlan.
+
+### Changed
+- Replace `WP_MOCK` with `allow()` and `expect()`, following Kahlan's idiomatic approach
+- Updated dependencies in `composer.json` to remove `phpunit/phpunit` and `10up/wp_mock`.
+- Update the CI workflow in `continuos-integrasion.yml` to support Kahlan testing.