fix: diagnostic source name

Author: kennething

.gitignore

@@ -3,3 +3,4 @@ dist
 node_modules
 .vscode-test/
 *.vsix
+package-lock.json

CHANGELOG.md

@@ -5,6 +5,12 @@ 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).
 
+## [0.1.2] - 2026-02-07
+
+### Changed
+
+- Fixed the extension's diagnostic source to be "GitGerbil" instead of the previous interim name.
+
 ## [0.1.1] - 2026-02-07
 
 ### Added
@@ -16,3 +22,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 - Added actual documentation to the `README.md`.
+
+## [0.1.0] - 2026-02-07
+
+### Added
+
+- Initial release.