prepare new feature release 2.1

Author: llaville

CHANGELOG.md

@@ -6,6 +6,14 @@ using the [Keep a CHANGELOG](http://keepachangelog.com) principles.
 
 ## [Unreleased]
 
+## [2.1.0] - 2022-07-11
+
+<!-- MARKDOWN-RELEASE:START -->
+### Added
+
+- [PR#7](https://github.com/llaville/monolog-callbackfilterhandler/pull/7) : Allow LogLevel constants as HandlerLevel (thanks to @mimmi20)
+<!-- MARKDOWN-RELEASE:END -->
+
 ## [2.0.0] - 2021-07-20
 
 New major version to accept only Monolog v2
@@ -28,5 +36,6 @@ Do not consider using anymore the level of `$handler` first argument of class co
 
 First version of this handler for Monolog v1 that filters records based on a list of callback functions
 
-[unreleased]: https://github.com/llaville/monolog-callbackfilterhandler/compare/2.0.0...HEAD
+[unreleased]: https://github.com/llaville/monolog-callbackfilterhandler/compare/2.1.0...HEAD
+[2.1.0]: https://github.com/llaville/monolog-callbackfilterhandler/compare/2.0.0...2.1.0
 [2.0.0]: https://github.com/llaville/monolog-callbackfilterhandler/compare/1.0.0...2.0.0