feat: サーバーサイレンス機能を追加 (#12031)

* feat : サーバーサイレンスを追加

* Update CHANGELOG.md

* Update CHANGELOG.md

* Update locale

* Update instance-info.vue

* update misskey-js.api.md

* lint fix

* migration fix

* 既存のものを使うように

* fix

* 色々直した

* Update packages/frontend/src/pages/admin/instance-block.vue

* Update packages/frontend/src/pages/admin/instance-block.vue

* Update packages/frontend/src/components/MkInstanceCardMini.vue

* Update packages/backend/src/core/entities/InstanceEntityService.ts

* Update packages/backend/src/core/entities/InstanceEntityService.ts

* Update packages/backend/src/core/entities/InstanceEntityService.ts

* Update packages/backend/src/core/UserFollowingService.ts

* Update packages/backend/src/core/UserFollowingService.ts

* fix: サイレンスされてるサーバーからの投稿は全部ホームにする

* fix: undefinedでfalseを返すようにした

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

locales/en-US.yml

@@ -195,6 +195,7 @@ perHour: "Per Hour"
 perDay: "Per Day"
 stopActivityDelivery: "Stop sending activities"
 blockThisInstance: "Block this instance"
+silenceThisInstance: "Silence this instance"
 operations: "Operations"
 software: "Software"
 version: "Version"
@@ -213,6 +214,13 @@ clearQueueConfirmText: "Any undelivered notes remaining in the queue will not be
 clearCachedFiles: "Clear cache"
 clearCachedFilesConfirm: "Are you sure that you want to delete all cached remote files?"
 blockedInstances: "Blocked Instances"
+silencedInstances: "Silenced Instances"
+silencedInstancesDescription: "List the hostnames of the instances that you want to\
+  \ silence. Accounts in the listed instances are treated as \"Silenced\", can only make follow requests, and cannot mention local accounts if not followed. This will not affect the blocked instances."
+hiddenTags: "Hidden Hashtags"
+hiddenTagsDescription: "List the hashtags (without the #) of the hashtags you wish\
+  \ to hide from trending and explore. Hidden hashtags are still discoverable via\
+  \ other means. Blocked instances are not affected even if listed here."
 blockedInstancesDescription: "List the hostnames of the instances that you want to block separated by linebreaks. Listed instances will no longer be able to communicate with this instance."
 muteAndBlock: "Mutes and Blocks"
 mutedUsers: "Muted users"
@@ -794,7 +802,7 @@ active: "Active"
 offline: "Offline"
 notRecommended: "Not recommended"
 botProtection: "Bot Protection"
-instanceBlocking: "Blocked Instances"
+instanceBlocking: "Blocked/Silenced Instances"
 selectAccount: "Select account"
 switchAccount: "Switch account"
 enabled: "Enabled"