refactor(frontend): frontend-embed/src/to-be-sharedを共通化 (#14536)

* refactor(frontend): shouldCollapsedを共通化

* refactor(frontend): config.js, worker-multi-dispatch.js, intl-const.jsを共通化

* fix(frontend-shared): fix type error

* refactor(frontend): is-link.jsと、同一の振る舞いをする記述を共通化

* fix

* fix lint

* lint fixes

packages/frontend-embed/src/misskey-api.ts

@@ -5,7 +5,7 @@
 
 import * as Misskey from 'misskey-js';
 import { ref } from 'vue';
-import { apiUrl } from '@/config.js';
+import { apiUrl } from '@@/js/config.js';
 
 export const pendingApiRequestsCount = ref(0);