Update version to 4.15.1

Author: akrabat

CHANGELOG.md

@@ -10,6 +10,18 @@
 
 ### Removed
 
+## 4.15.1 - 2025-11-21
+
+## Fixed
+
+- Allow PHPUnit 10, 11 and 12 when testing Slim itself (#3411)
+
+### Added
+
+- Add support for PHP 8.5 (#3415)
+
+**Full Changelog**: https://github.com/slimphp/Slim/compare/4.15.0...4.15.1
+
 ## 4.15.0 - 2025-08-24
 
 ### Fixed

Slim/App.php

@@ -43,7 +43,7 @@ class App extends RouteCollectorProxy implements RequestHandlerInterface
      *
      * @var string
      */
-    public const VERSION = '4.15.0';
+    public const VERSION = '4.15.1';
 
     protected RouteResolverInterface $routeResolver;