refactor(frontend): カスタムディレクティブの型付け (#16659)

* refactor(frontend): カスタムディレクティブの型付け

* fix

packages/frontend/src/directives/click-anime.ts

@@ -6,8 +6,8 @@
 import type { Directive } from 'vue';
 import { prefer } from '@/preferences.js';
 
-export default {
-	mounted(el: HTMLElement, binding, vn) {
+export const clickAnimeDirective = {
+	mounted(el) {
 		if (!prefer.s.animation) return;
 
 		const target = el.children[0];
@@ -37,4 +37,4 @@ export default {
 			target.classList.add('_anime_bounce_standBy');
 		});
 	},
-} as Directive;
+} as Directive<HTMLElement>;