Update changelog

CHANGELOG.md

@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [0.2.1] - 2022-02-11
+### Changed
+* `cargoFmt` will install cargo artifacts by default (or install an empty
+  `target` directory if there are none). This allows for more easily chaining
+  derivations if doing so is desired.
+  - This can be disabled by setting `doInstallCargoArtifacts = false;` in the
+    derivation
+
 ## [0.2.0] - 2022-01-30
 
 ### Added
@@ -29,4 +37,5 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ## 0.1.0 - 2022-01-22
 - First release
 
+[0.2.1]: https://github.com/ipetkov/crane/compare/v0.2.0...v0.2.1
 [0.2.0]: https://github.com/ipetkov/crane/compare/v0.1.0...v0.2.0