fix(frontend): popupのemit型が正しく利用できるように修正 (#16826)

* fix(frontend): popupのemit型が正しく利用できるように修正

* fix: revert unnecessary code (for testing purpose)

* fix lint

* fix type errors

* fix types

* add comment

* fix

* fix

* fix: OverloadToUnionの仕組みを変更

* add comments, clean up

* fix lint

* fix types

* clean up [ci skip]

* fix

* add comments [ci skip]

packages/frontend/src/components/MkNotificationSelectWindow.vue

@@ -42,7 +42,7 @@ import { i18n } from '@/i18n.js';
 type TypesMap = Record<typeof notificationTypes[number], Ref<boolean>>;
 
 const emit = defineEmits<{
-	(ev: 'done', v: { excludeTypes: string[] }): void,
+	(ev: 'done', v: { excludeTypes: typeof notificationTypes[number][] }): void,
 	(ev: 'closed'): void,
 }>();