fix: ローカル投稿削除の配送が行われていなかった問題を修正

src/main/kotlin/dev/usbharu/hideout/core/service/post/PostServiceImpl.kt

@@ -1,6 +1,7 @@
 package dev.usbharu.hideout.core.service.post
 
 import dev.usbharu.hideout.activitypub.service.activity.create.ApSendCreateService
+import dev.usbharu.hideout.activitypub.service.activity.delete.APSendDeleteService
 import dev.usbharu.hideout.core.domain.exception.UserNotFoundException
 import dev.usbharu.hideout.core.domain.exception.resource.DuplicateException
 import dev.usbharu.hideout.core.domain.exception.resource.PostNotFoundException
@@ -21,7 +22,8 @@ class PostServiceImpl(
     private val timelineService: TimelineService,
     private val postBuilder: Post.PostBuilder,
     private val apSendCreateService: ApSendCreateService,
-    private val reactionRepository: ReactionRepository
+    private val reactionRepository: ReactionRepository,
+    private val apSendDeleteService: APSendDeleteService
 ) : PostService {
 
     override suspend fun createLocal(post: PostCreateDto): Post {
@@ -50,6 +52,8 @@ class PostServiceImpl(
         val actor = actorRepository.findById(post.actorId)
             ?: throw IllegalStateException("actor: ${post.actorId} was not found.")
 
+        apSendDeleteService.sendDeleteNote(post)
+
         actorRepository.save(actor.decrementPostsCount())
     }