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/models/entities/Meta.ts

@@ -405,4 +405,11 @@ export class Meta {
 		default: { },
 	})
 	public policies: Record<string, any>;
+
+	@Column('varchar', {
+		length: 280,
+		array: true,
+		default: '{}',
+	})
+	public serverRules: string[];
 }