♻️ Basic cleaning

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - (sample/features) add_field: check field size consistency with geometrical support.
+- (sample) add `set_trees` to `Sample` delegated methods: `sample.set_trees(...)` now works as a direct proxy to `SampleFeatures.set_trees`, consistent with other delegated tree methods.
 
 ### Changed