fix: 修正消息按时间排序反了的问题

src/views/shared/Discussion.vue

@@ -107,14 +107,14 @@ export default {
       value ? (this.deleteIds.add(id)) : (this.deleteIds.delete(id))
     },
     getUnread (size, key) {
-      return getUnreadMessages({ size, key }).then(res => {
+      return getUnreadMessages({ size, key, sort: 'createAt,desc' }).then(res => {
         this.unreadMessage = res.data
       }).catch(err => {
         this.$setErrorMessage(err.response.data.msg)
       })
     },
     getRead (size, key) {
-      return getReadMessages({ size, key }).then(res => {
+      return getReadMessages({ size, key, sort: 'createAt,desc' }).then(res => {
         this.readMessage = res.data
       }).catch(err => {
         this.$setErrorMessage(err.response.data.msg)