Release version 2.0.0

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [2.0.0] - 2021-02-08
 ### Changed
 - Raised the minimum required version of PHP to 8.0.
 - Removed support for HHVM.
@@ -74,7 +74,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Initial release.
 
-[Unreleased]: https://github.com/jmgq/php-a-star/compare/v1.2.0...HEAD
+[Unreleased]: https://github.com/jmgq/php-a-star/compare/v2.0.0...HEAD
+[2.0.0]: https://github.com/jmgq/php-a-star/compare/v1.2.0...v2.0.0
 [1.2.0]: https://github.com/jmgq/php-a-star/compare/v1.1.2...v1.2.0
 [1.1.2]: https://github.com/jmgq/php-a-star/compare/v1.1.1...v1.1.2
 [1.1.1]: https://github.com/jmgq/php-a-star/compare/v1.1.0...v1.1.1