fix(frontend): search user with trailing space (#11184)

* fix(frontend): search user with trailing space

* fix(backend): search user with trailing space

* Update search.ts

---------

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

packages/frontend/src/scripts/lookup.ts

@@ -6,9 +6,10 @@ import { Router } from '@/nirax';
 export async function lookup(router?: Router) {
 	const _router = router ?? mainRouter;
 
-	const { canceled, result: query } = await os.inputText({
+	const { canceled, result: temp } = await os.inputText({
 		title: i18n.ts.lookup,
 	});
+	const query = temp ? temp.trim() : '';
 	if (canceled) return;
 
 	if (query.startsWith('@') && !query.includes(' ')) {