refactor(frontend): Reactivityで型を明示するように (#12791)

* refactor(frontend): Reactivityで型を明示するように

* fix: プロパティの参照が誤っているのを修正

* fix: 初期化の値を空配列に書き換えていた部分をnullに置き換え

packages/frontend/src/pages/explore.users.vue

@@ -64,6 +64,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { watch, ref, shallowRef, computed } from 'vue';
+import * as Misskey from 'misskey-js';
 import MkUserList from '@/components/MkUserList.vue';
 import MkFoldableSection from '@/components/MkFoldableSection.vue';
 import MkTab from '@/components/MkTab.vue';
@@ -76,8 +77,8 @@ const props = defineProps<{
 
 const origin = ref('local');
 const tagsEl = shallowRef<InstanceType<typeof MkFoldableSection>>();
-const tagsLocal = ref([]);
-const tagsRemote = ref([]);
+const tagsLocal = ref<Misskey.entities.Hashtag[]>([]);
+const tagsRemote = ref<Misskey.entities.Hashtag[]>([]);
 
 watch(() => props.tag, () => {
 	if (tagsEl.value) tagsEl.value.toggleContent(props.tag == null);