Add CHANGELOG file

CHANGELOG.md

@@ -0,0 +1,34 @@
+# Changelog
+
+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]
+
+### Added
+
+- Add CHANGELOG as file
+
+## [1.0.0]
+
+### Added
+
+- Provide a list of Mastodon servers from joinmastodon.org (#1)
+- Start marking version numbers
+
+### Changed
+
+- Reword the Remember checkbox (#2)
+- Open Mastodon in the same tab (#3, #4)
+
+## (no version number)
+
+Initial release of the site
+
+### Added
+
+- Add main code for the site
+
+[Unreleased]: https://github.com/NickKaramoff/toot/compare/v1.0.0...HEAD
+[1.0.0]: https://github.com/NickKaramoff/toot/compare/e85aa15400bcdbcccf655d331f72df8304744b85...v1.0.0