docs: update changelog and bump version

lindyhopchris · lindyhopchris · commit e016d9d4aaa3 · 2025-10-10T09:47:46.000+01:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -5,6 +5,8 @@ All notable changes to this project will be documented in this file. This projec
 
 ## Unreleased
 
+## [5.2.1] - 2025-10-10
+
 ### Changed
 
 - Improve exception message when resource container cannot resolve a value to a JSON:API resource.
