feat: media silence (#13842)

* feat: media silence

* fix: lint

* feat: deny creating custom emoji reaction and using custom emoji from media silenced hosts

* chore: メディアサイレンスの説明にカスタム絵文字の話を追加

* Update locales/ja-JP.yml

Co-authored-by: Sayamame-beans <61457993+Sayamame-beans@users.noreply.github.com>

* chore: update index.d.ts

* docs(changelog): update changelog

---------

Co-authored-by: Sayamame-beans <61457993+Sayamame-beans@users.noreply.github.com>

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

@@ -128,6 +128,16 @@ export const meta = {
 					nullable: false,
 				},
 			},
+			mediaSilencedHosts: {
+				type: 'array',
+				optional: false,
+				nullable: false,
+				items: {
+					type: 'string',
+					optional: false,
+					nullable: false,
+				},
+			},
 			pinnedUsers: {
 				type: 'array',
 				optional: false, nullable: false,
@@ -552,6 +562,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				hiddenTags: instance.hiddenTags,
 				blockedHosts: instance.blockedHosts,
 				silencedHosts: instance.silencedHosts,
+				mediaSilencedHosts: instance.mediaSilencedHosts,
 				sensitiveWords: instance.sensitiveWords,
 				prohibitedWords: instance.prohibitedWords,
 				preservedUsernames: instance.preservedUsernames,