Update CHANGELOG.md

Author: MrClock8163

CHANGELOG.md

@@ -5,6 +5,13 @@ file.
 
 The project uses [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Changed
+
+- Updated file listing to display results in a tree view
+- Reworked file listing to be able to run recursively to build full tree view
+
 ## v0.3.0 (2025-08-01)
 
 ### Added