🔖 chore(release): Bump version to 0.3.0

Author: chriskyfung

CHANGELOG.md

@@ -5,6 +5,22 @@ 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).
 
+## [0.3.0] - 2025-10-15
+
+### Added
+- Introduced `dateFormatterFactory` to reduce code duplication.
+
+### Changed
+- Updated numerous development dependencies to their latest versions.
+
+### Test
+- Added unit tests for `dateFormatterFactory`.
+
+### Documentation
+- Improved README with Quick Start and professional restructure.
+- Updated usage and development guides for `dateFormatterFactory`.
+- Updated project name in README and added a "Contributing" section.
+
 ## [0.2.3] - 2025-10-15
 
 ### Fixed

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "gmail-regex-cleaner-apps-script",
-  "version": "0.2.3",
+  "version": "0.3.0",
   "private": true,
   "description": "A Google Apps Script that helps you delete Gmail messages older than n days that match your custom regex filters.",
   "scripts": {