docs: add changelog entry for version 2.8.0

CHANGELOG.md

@@ -15,6 +15,11 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 - Compatibility with PHP 7.4 and PHP 8.0
 - Interface WebPageElementTypeInterface for marking web page element types
 
+## [2.8.0] - 2023-05-22
+
+### Updated
+- Schema definition to version 19.0
+
 ## [2.7.2] - 2023-04-26
 
 ### Fixed
@@ -398,7 +403,8 @@ Initial release
 - View helpers for usage in Fluid templates
 
 
-[Unreleased]: https://github.com/brotkrueml/schema/compare/v2.7.2...HEAD
+[Unreleased]: https://github.com/brotkrueml/schema/compare/v2.8.0...HEAD
+[2.8.0]: https://github.com/brotkrueml/schema/compare/v2.7.2...v2.8.0
 [2.7.2]: https://github.com/brotkrueml/schema/compare/v2.7.1...v2.7.2
 [2.7.1]: https://github.com/brotkrueml/schema/compare/v2.7.0...v2.7.1
 [2.7.0]: https://github.com/brotkrueml/schema/compare/v2.6.4...v2.7.0

Documentation/Changelog/Index.rst

@@ -8,7 +8,7 @@ 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 <https://github.com/brotkrueml/schema/compare/v2.7.2...HEAD>`_
+`Unreleased <https://github.com/brotkrueml/schema/compare/v2.8.0...HEAD>`_
 ------------------------------------------------------------------------------
 
 Changed
@@ -25,6 +25,15 @@ Removed
 * Compatibility with PHP 7.4 and PHP 8.0
 * Interface WebPageElementTypeInterface for marking web page element types
 
+`2.8.0 <https://github.com/brotkrueml/schema/compare/v2.7.2...v2.8.0>`_ - 2023-05-22
+----------------------------------------------------------------------------------------
+
+Updated
+^^^^^^^
+
+
+* Schema definition to version 19.0
+
 `2.7.2 <https://github.com/brotkrueml/schema/compare/v2.7.1...v2.7.2>`_ - 2023-04-26
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