docs: update changelog for v0.3.7 release

Author: Nicholas Cecere

CHANGELOG.md

@@ -5,6 +5,14 @@ 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).
 
+## [0.3.7] - 2025-08-08
+
+### Fixed
+- Fixed issue where changing max_budget_in_team didn't update existing team members with new budget
+- Added budget change detection using d.HasChange to update ALL existing members when budget changes
+- Implemented tracking to avoid duplicate API calls for members already updated
+- Enhanced debug logging for budget update operations
+
 ## [0.3.6] - 2025-08-08
 
 ### Fixed