Prepare v1.12.0 release

Author: WyriHaximus

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+## 1.12.0 (2026-11-03)
+
+*   Feature: Support PSR-7 v2 along side v1
+    (#549 by @WyriHaximus)
+
 ## 1.11.1 (2026-09-09)
 
 *   Security fix: This release fixes a high severity security issue in ReactPHP's HTTP client and server components

README.md

@@ -2986,7 +2986,7 @@ This project follows [SemVer](https://semver.org/).
 This will install the latest supported version:
 
 ```bash
-composer require react/http:^1.11.1
+composer require react/http:^1.12.0
 ```
 
 See also the [CHANGELOG](CHANGELOG.md) for details about version upgrades.