Release v1.18.1

Signed-off-by: Stephan Renatus <stephan.renatus@gmail.com>

CHANGELOG.md

@@ -3,6 +3,15 @@
 All notable changes to this project will be documented in this file. This
 project adheres to [Semantic Versioning](http://semver.org/).
 
+## 1.18.1
+
+This release fixes a memory leak introduced in OPA v1.17.0.
+It is advised to update if you notice excess memory usage when running OPA server.
+
+### Fixes
+
+- ast: fix AnnotationSet memory leak via runtime.AddCleanup cycle ([#8817](https://github.com/open-policy-agent/opa/issues/8817)) authored by @srenatus reported by @keydon and @gorsr01
+
 ## 1.18.0
 
 This release contains a mix of bugfixes and small features. Notably:

v1/version/version.go

@@ -10,7 +10,7 @@ import (
 	"runtime/debug"
 )
 
-var Version = "1.18.0"
+var Version = "1.18.1"
 
 // GoVersion is the version of Go this was built with
 var GoVersion = runtime.Version()