release: prepare version 3.9.0

CHANGELOG.md

@@ -7,6 +7,8 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+## [3.9.0] - 2025-01-13
+
 ### Added
 - Experimental support for schema.org enumerations
 - `SchemaManager->addType()` is now variadic
@@ -505,7 +507,8 @@ Initial release
 - View helpers for usage in Fluid templates
 
 
-[Unreleased]: https://github.com/brotkrueml/schema/compare/v3.8.0...HEAD
+[Unreleased]: https://github.com/brotkrueml/schema/compare/v3.9.0...HEAD
+[3.9.0]: https://github.com/brotkrueml/schema/compare/v3.8.0...v3.9.0
 [3.8.0]: https://github.com/brotkrueml/schema/compare/v3.7.1...v3.8.0
 [3.7.1]: https://github.com/brotkrueml/schema/compare/v3.7.0...v3.7.1
 [3.7.0]: https://github.com/brotkrueml/schema/compare/v3.6.1...v3.7.0

Documentation/Changelog/Index.rst

@@ -8,9 +8,12 @@ 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/v3.8.0...HEAD>`_
+`Unreleased <https://github.com/brotkrueml/schema/compare/v3.9.0...HEAD>`_
 ------------------------------------------------------------------------------
 
+`3.9.0 <https://github.com/brotkrueml/schema/compare/v3.8.0...v3.9.0>`_ - 2025-01-13
+----------------------------------------------------------------------------------------
+
 Added
 ^^^^^
 

ext_emconf.php

@@ -8,7 +8,7 @@
     'clearCacheOnLoad' => true,
     'author' => 'Chris Müller',
     'author_email' => '[email protected]',
-    'version' => '3.9.0-dev',
+    'version' => '3.9.0',
     'constraints' => [
         'depends' => [
             'php' => '8.1.0-0.0.0',