chore: add CHANGELOG entry for git history view

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: brendan-kellam

CHANGELOG.md

@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+- Added a GitHub-style git history view to the code browser: a latest-commit header above each file, a paginated commits list (file- or repo-scoped) at `/browse/<repo>@<rev>/-/commits[/<path>]`, and author and date-range filters. Also exposes `GET /api/commits/authors` in the public API. [#1150](https://github.com/sourcebot-dev/sourcebot/pull/1150)
+
 ## [4.16.15] - 2026-04-23
 
 ### Changed