SIANXKE-151: Updated CHANGELOG.md for release

Author: beachmachine

CHANGELOG.md

@@ -5,7 +5,10 @@ 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] - 2021-10-19
 ### Added
 - AMQP result backend for Celery
 
-[Unreleased]: https://github.com/anexia-it/celery-amqp-backend/compare/eb087ff...HEAD
+[Unreleased]: https://github.com/anexia-it/celery-amqp-backend/compare/1.0.0...HEAD
+[1.0.0]: https://github.com/anexia-it/celery-amqp-backend/releases/tag/1.0.0