chore(main): release plugin-addons-admin 4.0.0

Author: heroku-devtools-release-workflows[bot]

.github/release-configs/release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "3.0.0"
+  ".": "4.0.0"
 }

CHANGELOG.md

@@ -0,0 +1,18 @@
+# Changelog
+
+## [4.0.0](https://github.com/heroku/heroku-cli-addons-admin/compare/plugin-addons-admin-v3.0.0...plugin-addons-admin-v4.0.0) (2026-06-10)
+
+
+### ⚠ BREAKING CHANGES
+
+* migrate to vitest and clean up dependencies ([#225](https://github.com/heroku/heroku-cli-addons-admin/issues/225))
+
+### Dependencies
+
+* fix high security alerts from Dependabot ([#219](https://github.com/heroku/heroku-cli-addons-admin/issues/219)) ([96a9190](https://github.com/heroku/heroku-cli-addons-admin/commit/96a91902b14a6cadf455722e478fdfbe9149a24f))
+* update jsdiff ([#211](https://github.com/heroku/heroku-cli-addons-admin/issues/211)) ([a6335bd](https://github.com/heroku/heroku-cli-addons-admin/commit/a6335bda9ff43fbd6e4543efd1dfc424782ab6d8))
+
+
+### Code Refactoring
+
+* migrate to vitest and clean up dependencies ([#225](https://github.com/heroku/heroku-cli-addons-admin/issues/225)) ([375bac3](https://github.com/heroku/heroku-cli-addons-admin/commit/375bac3b993dda6e53641a95419c7f29deefd58d))

package-lock.json

@@ -1,7 +1,7 @@
 {
   "name": "@heroku-cli/plugin-addons-admin",
   "description": "Heroku CLI plugin to help Heroku add-on providers integrate their services with Heroku.",
-  "version": "3.0.0",
+  "version": "4.0.0",
   "type": "module",
   "author": "Heroku",
   "bugs": "https://github.com/heroku/heroku-cli-addons-admin/issues",