feat: add zibi and unset zibi command, bump rob to 1.8.4

src/main/kotlin/cn/rtast/fancybot/items/SetuItem.kt

@@ -12,13 +12,13 @@ import cn.rtast.fancybot.util.Http
 import cn.rtast.fancybot.util.item.Item
 import cn.rtast.rob.entity.GroupMessage
 import cn.rtast.rob.util.ob.MessageChain
-import cn.rtast.rob.util.ob.OBMessage
+import cn.rtast.rob.util.ob.OneBotListener
 
 class SetuItem : Item() {
     override val itemNames = listOf("setu", "色图", "st")
     override val itemPrice = 80
 
-    override suspend fun redeemInGroup(listener: OBMessage, message: GroupMessage, after: Long) {
+    override suspend fun redeemInGroup(listener: OneBotListener, message: GroupMessage, after: Long) {
         val url = Http.get<Setu>("https://api.rtast.cn/api/setu").urls.large
         val msg = MessageChain.Builder()
             .addAt(message.sender.userId)