updated the change log

Author: beachdweller

CHANGELOG.md

@@ -4,6 +4,22 @@ 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] - 2024-10-02
+
+### Added
+* API key as a required input.
+
+### Changed
+* append integration step feedback output to the GITHUB_OUTPUT file of verification step.
+
+### Removed
+* environment variable 'GOOGLE_API_KEY'.
+
+### Fixed
+* integration test
+
+
 ## [0.1.1] - 2024-10-02
 
 ### Added