1.0.0 readiness

Updates the CHANGELOG.md to set the release date.

CHANGELOG.md

@@ -2,24 +2,32 @@
 
 All notable changes to this project will be documented in this file, in reverse chronological order by release.
 
-## 1.0.0 - TBD
+## 1.0.0 - 2023-04-29
 
-### Added
 
-- Nothing.
+-----
 
-### Changed
+### Release Notes for [1.0.0](https://github.com/nucleos/SonataCKEditorBundle/milestone/1)
 
-- Nothing.
 
-### Deprecated
 
-- Nothing.
+### 1.0.0
 
-### Removed
+- Total issues resolved: **0**
+- Total pull requests resolved: **5**
+- Total contributors: **2**
 
-- Nothing.
+#### Enhancement
 
-### Fixed
+ - [86: Update build tools](https://github.com/nucleos/SonataCKEditorBundle/pull/86) thanks to @core23
+
+#### dependency
+
+ - [85: Drop support for symfony 6.1](https://github.com/nucleos/SonataCKEditorBundle/pull/85) thanks to @core23
+ - [84: Drop support for PHP 8.0](https://github.com/nucleos/SonataCKEditorBundle/pull/84) thanks to @core23
+ - [83: Update dependency phpunit/phpunit to v10](https://github.com/nucleos/SonataCKEditorBundle/pull/83) thanks to @renovate[bot]
+
+#### Enhancement,hacktoberfest-accepted
+
+ - [77: Add internal type hints](https://github.com/nucleos/SonataCKEditorBundle/pull/77) thanks to @core23
 
-- Nothing.