feat: Followアクティビティにidを追加

src/main/kotlin/dev/usbharu/hideout/activitypub/domain/model/Follow.kt

@@ -6,12 +6,12 @@ import dev.usbharu.hideout.activitypub.domain.model.objects.Object
 open class Follow(
     type: List<String> = emptyList(),
     @JsonProperty("object") val apObject: String,
-    override val actor: String
+    override val actor: String,
+    val id: String? = null
 ) : Object(
     type = add(type, "Follow")
 ),
     HasActor {
-
     override fun equals(other: Any?): Boolean {
         if (this === other) return true
         if (javaClass != other?.javaClass) return false
@@ -21,6 +21,7 @@ open class Follow(
 
         if (apObject != other.apObject) return false
         if (actor != other.actor) return false
+        if (id != other.id) return false
 
         return true
     }
@@ -29,14 +30,11 @@ open class Follow(
         var result = super.hashCode()
         result = 31 * result + apObject.hashCode()
         result = 31 * result + actor.hashCode()
+        result = 31 * result + (id?.hashCode() ?: 0)
         return result
     }
 
     override fun toString(): String {
-        return "Follow(" +
-                "apObject='$apObject', " +
-                "actor='$actor'" +
-                ")" +
-                " ${super.toString()}"
+        return "Follow(apObject='$apObject', actor='$actor', id=$id)"
     }
 }

src/main/kotlin/dev/usbharu/hideout/activitypub/service/activity/follow/APSendFollowService.kt

@@ -2,6 +2,7 @@ package dev.usbharu.hideout.activitypub.service.activity.follow
 
 import dev.usbharu.hideout.activitypub.domain.model.Follow
 import dev.usbharu.hideout.activitypub.service.common.APRequestService
+import dev.usbharu.hideout.application.config.ApplicationConfig
 import dev.usbharu.hideout.core.service.follow.SendFollowDto
 import org.springframework.stereotype.Service
 
@@ -12,11 +13,13 @@ interface APSendFollowService {
 @Service
 class APSendFollowServiceImpl(
     private val apRequestService: APRequestService,
+    private val applicationConfig: ApplicationConfig,
 ) : APSendFollowService {
     override suspend fun sendFollow(sendFollowDto: SendFollowDto) {
         val follow = Follow(
             apObject = sendFollowDto.followTargetActorId.url,
-            actor = sendFollowDto.actorId.url
+            actor = sendFollowDto.actorId.url,
+            id = "${applicationConfig.url}/follow/${sendFollowDto.actorId.id}/${sendFollowDto.followTargetActorId.id}"
         )
 
         apRequestService.apPost(sendFollowDto.followTargetActorId.inbox, follow, sendFollowDto.actorId)