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/src/boot/main-boot.ts

@@ -6,7 +6,7 @@
 import { createApp, defineAsyncComponent, markRaw } from 'vue';
 import { common } from './common.js';
 import type * as Misskey from 'misskey-js';
-import { ui } from '@/config.js';
+import { ui } from '@@/js/config.js';
 import { i18n } from '@/i18n.js';
 import { alert, confirm, popup, post, toast } from '@/os.js';
 import { useStream } from '@/stream.js';