docs(CHANGELOG): Update CHANGELOG

Signed-off-by: -LAN- <laipz8200@outlook.com>

CHANGELOG.md

@@ -7,12 +7,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-### Fixed
+### Added
 
-- Fixed database configuration to allow DB_EXTRAS to set search_path via options (#16a4f77)
+- Added gunicorn keepalive setting (#19537)
 
-### Changed
+### Fixed
 
+- Fixed database configuration to allow DB_EXTRAS to set search_path via options (#16a4f77)
+- Fixed frontend third-party package security issues (#19655)
 - Updated dependencies: huggingface-hub (~0.16.4 to ~0.31.0), transformers (~4.35.0 to ~4.39.0), and resend (~0.7.0 to ~2.9.0) (#19563)
 
 ## [0.15.7] - 2025-04-27