新しい実績を追加 (#11817)

* (add) new achievement

* (update) changelog

* Update test-notification.ts

* tweak

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

packages/backend/src/core/AchievementService.ts

@@ -85,6 +85,7 @@ export const ACHIEVEMENT_TYPES = [
 	'setNameToSyuilo',
 	'cookieClicked',
 	'brainDiver',
+	'smashTestNotificationButton',
 ] as const;
 
 @Injectable()