Release 2.0

Author: e1himself

CHANGELOG.md

@@ -5,6 +5,10 @@ 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).
 
+## [2.0.0] - 2021-03-31
+### Changed
+- Switch to psr/container 2.0 and PHP8+.
+
 ## [1.0.0] - 2021-02-24
 ### Added
 - Initial implementation.