Fix: チャンネルのフォロー・アンフォローの反映速度を改善 (#12149)

* チャンネルのフォロー・アンフォローの反映速度を改善

* fix lint

* userFollowingChannelsCacheの場所をCacheServiceからChannelFollowingServiceに移動

---------

Co-authored-by: osamu <46447427+sam-osamu@users.noreply.github.com>

packages/backend/src/server/api/StreamingApiServerService.ts

@@ -15,6 +15,7 @@ import { bindThis } from '@/decorators.js';
 import { CacheService } from '@/core/CacheService.js';
 import { MiLocalUser } from '@/models/User.js';
 import { UserService } from '@/core/UserService.js';
+import { ChannelFollowingService } from '@/core/ChannelFollowingService.js';
 import { AuthenticateService, AuthenticationError } from './AuthenticateService.js';
 import MainStreamConnection from './stream/Connection.js';
 import { ChannelsService } from './stream/ChannelsService.js';
@@ -39,6 +40,7 @@ export class StreamingApiServerService {
 		private channelsService: ChannelsService,
 		private notificationService: NotificationService,
 		private usersService: UserService,
+		private channelFollowingService: ChannelFollowingService,
 	) {
 	}
 
@@ -93,6 +95,7 @@ export class StreamingApiServerService {
 				this.noteReadService,
 				this.notificationService,
 				this.cacheService,
+				this.channelFollowingService,
 				user, app,
 			);