feat: ユーザーの名前に禁止ワードを設定できるように (#14756)

* wip

* 🎨

* Enhance: モデレーター以上は制限の影響を受けないように

* refactor

* better error handling

* fix

* Revert "better error handling"

This reverts commit 5670b29cfa18a3894d0c2abfe0e5ef862e3b9ffa.

* error handling

* エラーが出ないのを修正

* translation

* Update Changelog

* status code

* ✌️

* モデレーター以上は影響ないことを明記

* 🎨

* update changelog

* spdx

* Update update.ts

* refactor

* eliminate `screen name`

* remove untracked file

---------

Co-authored-by: KanariKanaru <93921745+kanarikanaru@users.noreply.github.com>

packages/frontend/src/pages/settings/profile.vue

@@ -142,13 +142,17 @@ const Sortable = defineAsyncComponent(() => import('vuedraggable').then(x => x.d
 
 const reactionAcceptance = computed(defaultStore.makeGetterSetter('reactionAcceptance'));
 
+function assertVaildLang(lang: string | null): lang is keyof typeof langmap {
+	return lang != null && lang in langmap;
+}
+
 const profile = reactive({
 	name: $i.name,
 	description: $i.description,
 	followedMessage: $i.followedMessage,
 	location: $i.location,
 	birthday: $i.birthday,
-	lang: $i.lang,
+	lang: assertVaildLang($i.lang) ? $i.lang : null,
 	isBot: $i.isBot ?? false,
 	isCat: $i.isCat ?? false,
 });
@@ -202,6 +206,11 @@ function save() {
 		lang: profile.lang || null,
 		isBot: !!profile.isBot,
 		isCat: !!profile.isCat,
+	}, undefined, {
+		'0b3f9f6a-2f4d-4b1f-9fb4-49d3a2fd7191': {
+			title: i18n.ts.yourNameContainsProhibitedWords,
+			text: i18n.ts.yourNameContainsProhibitedWordsDescription,
+		},
 	});
 	globalEvents.emit('requestClearPageCache');
 	claimAchievement('profileFilled');