Update CHANGELOG

Author: ArdaKaraderi

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 All notable changes to `laravel-strict-domain` will be documented in this file.
 
+## v3.0.0 - 2024-03-18
+
+- Added subdomain support.
+
+**Full Changelog**: https://github.com/ByteFlick/laravel-strict-domain/compare/v2.0.1...v3.0.0
+
 ## v2.0.1 - 2024-03-17
 
 **Full Changelog**: https://github.com/ByteFlick/laravel-strict-domain/compare/v2.0.0...v2.0.1