Update Changelog and release 0.2.0

Author: nickjj

CHANGELOG.md

@@ -7,6 +7,10 @@ Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+- Nothing yet!
+
+## [0.2.0] - 2021-02-20
+
 ### Added
 
 - Hotwire through Webpack
@@ -41,5 +45,6 @@ Changelog](https://keepachangelog.com/en/1.0.0/).
 
 - Everything!
 
-[Unreleased]: https://github.com/nickjj/docker-rails-example/compare/0.1.0...HEAD
+[Unreleased]: https://github.com/nickjj/docker-rails-example/compare/0.2.0...HEAD
+[0.2.0]: https://github.com/nickjj/docker-rails-example/compare/0.1.0...0.2.0
 [0.1.0]: https://github.com/nickjj/docker-rails-example/releases/tag/0.1.0