chore: release v0.21.0 (#337)

Co-authored-by: unleash-bot[bot] <194219037+unleash-bot[bot]@users.noreply.github.com>

Author: unleash-bot[bot]

unleash-yggdrasil/CHANGELOG.md

@@ -5,6 +5,19 @@ 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).
 
+## [0.21.0](https://github.com/Unleash/yggdrasil/compare/v0.20.2...v0.21.0) - 2026-02-20
+
+### 🚀 Features
+- regex constraints ([#338](https://github.com/Unleash/yggdrasil/issues/338)) (by @sighphyre) - #338
+
+### 🐛 Bug Fixes
+- drop negative counter inc ([#336](https://github.com/Unleash/yggdrasil/issues/336)) (by @kwasniew) - #336
+
+### Contributors
+
+* @sighphyre
+* @kwasniew
+
 ## [0.20.2](https://github.com/Unleash/yggdrasil/compare/v0.20.1...v0.20.2) - 2026-01-28
 
 ### 🐛 Bug Fixes

unleash-yggdrasil/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 edition = "2021"
 name = "unleash-yggdrasil"
-version = "0.20.2"
+version = "0.21.0"
 description = "This is the Unleash SDK domain logic extracted into a library to facilitate building your own Unleash SDKs in anything, anywhere."
 license = "MIT"