CHANGELOG.md in heartml-1.0.0.beta9 vs CHANGELOG.md in heartml-1.0.0.beta10

@@ -1,8 +1,12 @@
 # Changelog
 
 ## [Unreleased]
 
+## [1.0.0.beta10] - 2023-02-27
+
+- Add the `$attribute` directive so iso effects will work
+
 ## [1.0.0.beta9] - 2023-02-24
 
 - Use `@attributes` by default
 
 ## [1.0.0.beta8] - 2024-02-23