bump version & changelog

Author: WengerK

CHANGELOG.md

@@ -5,6 +5,8 @@ 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]
+
+## [1.0.0] - 2023-01-27
 ### Added
 - init module
 - provides a number of utility and helper APIs for developers to transform content into plain text
@@ -20,3 +22,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Removed
 - remove satackey/action-docker-layer-caching on Github Actions
+
+[Unreleased]: https://github.com/antistatique/drupal-entity-to-text/compare/1.0.0...HEAD
+[1.0.0]: https://github.com/antistatique/drupal-entity-to-text/releases/tag/1.0.0