📚 docs: Update changelog for v0.1.2

CHANGELOG.md

@@ -4,6 +4,16 @@ 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).
 
+## [0.1.2] - 2021-12-26
+
+### Added
+
+-   The file structure of the `src` directory to `index.adoc` and made corresponding changes.
+
+### Changed
+
+-   The version of the service worker to match the version of the website.
+
 ## [0.1.1] - 2021-12-25
 
 ### Fixed