feat: support gif reverse and fix get image bug

src/main/kotlin/cn/rtast/fancybot/commands/misc/ImageURLCommand.kt

@@ -15,13 +15,18 @@ import cn.rtast.rob.util.ob.OBMessage
 object ImageURLCommand {
 
     suspend fun callback(listener: OBMessage, message: GetMessage) {
-        val image = message.data.message.find { it.type == ArrayMessageType.image }!!
         val msg = MessageChain.Builder()
             .addReply(message.data.messageId)
             .addText("哈哈哈哈图片来咯~")
             .addNewLine()
-            .addText(image.data.file!!)
-            .build()
-        listener.sendGroupMessage(message.data.groupId!!, msg)
+        val image = message.data.message.find { it.type == ArrayMessageType.image }
+        if (image == null) {
+            val gif = message.data.message.find { it.type == ArrayMessageType.mface }!!
+            msg.addText(gif.data.url!!)
+        } else {
+            msg.addText(image.data.file!!)
+
+        }
+        listener.sendGroupMessage(message.data.groupId!!, msg.build())
     }
 }