feat: Server rules (#10660)

* enhance(frontend): サーバールールのデザイン調整

* enhance(frontend): i18n

* enhance(frontend): 利用規約URLの設定を「モデレーション」ページへ移動

* enhance(frontend): サーバールールのデザイン調整

* Update CHANGELOG.md

* 不要な差分を削除

* fix(frontend): lint

* ui tweak

* test: add stories

* tweak

* test: bind args

* test: add interaction tests

* fix bug

* Update packages/frontend/src/pages/admin/server-rules.vue

Co-authored-by: Ebise Lutica <7106976+EbiseLutica@users.noreply.github.com>

* Update misskey-js.api.md

* chore: windowを明示

* 🎨

* refactor

* 🎨

* 🎨

* fix e2e test

* 🎨

* 🎨

* fix icon

* fix e2e

---------

Co-authored-by: Ebise Lutica <7106976+EbiseLutica@users.noreply.github.com>
Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>

packages/backend/src/server/api/endpoints/admin/update-meta.ts

@@ -94,6 +94,7 @@ export const paramDef = {
 		enableActiveEmailValidation: { type: 'boolean' },
 		enableChartsForRemoteUser: { type: 'boolean' },
 		enableChartsForFederatedInstances: { type: 'boolean' },
+		serverRules: { type: 'array', items: { type: 'string' } },
 	},
 	required: [],
 } as const;
@@ -387,6 +388,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				set.enableChartsForFederatedInstances = ps.enableChartsForFederatedInstances;
 			}
 
+			if (ps.serverRules !== undefined) {
+				set.serverRules = ps.serverRules;
+			}
+
 			await this.metaService.update(set);
 			this.moderationLogService.insertModerationLog(me, 'updateMeta');
 		});