chore: prepare release 2.0.0

CHANGELOG.md

@@ -5,6 +5,21 @@ 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).
 
+## 2.0.0 - 2022-12-21
+
+### Added
+
+* Support generating and decoding version 6 UUIDs ([#18](https://github.com/ramsey/uuid-console/pull/18))
+* Support generating and decoding version 7 UUIDs
+* Support decoding version 8 UUIDs
+
+### Changed
+
+* Removed `--comb` and `--guid` options from the `generate` command.
+* Minimum version of PHP is now 7.4.
+* Minimum version of symfony/console is now 5.0.
+* Minimum version of ramsey/uuid is now 3.9.7.
+
 ## 1.2.1 - 2021-08-06
 
 ### Fixed