Bump version to 1.0

CHANGELOG.rst

 Changelog
 =========
 
-`1.0`_
-------
+All notable changes to this project will be documented in this file.
 
-New features
-~~~~~~~~~~~~
+The format is based on `Keep a Changelog`_,
+and this project adheres to `Semantic Versioning`_.
 
-* Initial release
+`1.0`_ - 2022-06-25
+-------------------
 
-Bugfixes
-~~~~~~~~
+Added
+~~~~~
 
-* None
+* Initial release.
 
-Minor changes
-~~~~~~~~~~~~~
+.. _Keep a Changelog: https://keepachangelog.com/en/1.0.0/
+.. _Semantic Versioning: https://semver.org/spec/v2.0.0.html
 
-* None
-
-_`1.0`: https://edugit.org/AlekSIS/official//AlekSIS-App-Matrix/-/tags/1.0
+.. _1.0: https://edugit.org/AlekSIS/Official/AlekSIS-App-Matrix/-/tags/1.0