Add v0.2.0 section to the changelog

Author: leadpony

CHANGELOG.md

@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## v0.2.0 - 2026-01-10
+### Added
+- A new command line program `appinsights`.
+
+### Fixed
+- Fixed a bug caused by handler options that was not created by the `NewHandlerOptions` function.
+
 ## v0.1.0 - 2026-01-02
 ### Added
 - Initial release