chore: Update CHANGELOG.md for version 1.0.3

Author: tumf

CHANGELOG.md

@@ -5,6 +5,19 @@ 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).
 
+## [1.0.3] - 2024-12-23
+
+### Added
+- Interactive shell support for command execution
+
+### Changed
+- Improved login shell detection mechanism
+- Enhanced process cleanup on error
+
+### Fixed
+- Improved test reliability and coverage
+- Fixed pipeline timeout test cases
+- Improved redirection handling and tests
 ## [1.0.2] - 2024-12-18
 
 ### Added