refactor(frontend): router.ts解きほぐし (#12907)

* refactor(frontend): router.ts解きほぐし

* add debug hmr option

* fix comment

* fix not working

* add comment

* fix name

* Update definition.ts

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

packages/frontend/src/scripts/lookup.ts

@@ -6,8 +6,8 @@
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
 import { i18n } from '@/i18n.js';
-import { mainRouter } from '@/router.js';
 import { Router } from '@/nirax.js';
+import { mainRouter } from '@/global/router/main.js';
 
 export async function lookup(router?: Router) {
 	const _router = router ?? mainRouter;