feat(client): 翻訳をIndexedDBに保存・プッシュ通知を翻訳 (#6396)

* wip

* tabun ok

* better msg

* oops

* fix lint

* Update gulpfile.ts

Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>

* Update src/client/scripts/set-i18n-contexts.ts

Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>

* refactor

Co-authored-by: acid-chicken <root@acid-chicken.com>

* ✨

* wip

* fix lint

* たぶんおk

* fix flush

* Translate Notification

* remove console.log

* fix

* add notifications

* remove san

* wip

* ok

* ✌️

* Update src/prelude/array.ts

Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>

* wip

* i18n refactor

* Update init.ts

* ✌️

Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>
Co-authored-by: syuilo <syuilotan@yahoo.co.jp>

src/client/pages/scratchpad.vue

@@ -28,14 +28,11 @@ import "prismjs";
 import 'prismjs/themes/prism-okaidia.css';
 import PrismEditor from 'vue-prism-editor';
 import { AiScript, parse, utils, values } from '@syuilo/aiscript';
-import i18n from '../i18n';
 import MkContainer from '../components/ui/container.vue';
 import MkButton from '../components/ui/button.vue';
 import { createAiScriptEnv } from '../scripts/create-aiscript-env';
 
 export default Vue.extend({
-	i18n,
-
 	metaInfo() {
 		return {
 			title: this.$t('scratchpad') as string