补充了一些信息；区块列表最新块出现在最上面

src/views/Chain.vue

@@ -92,8 +92,9 @@ import io from 'socket.io-client'
 import axios from 'axios'
 
 const { mapState, mapGetters, mapActions, mapMutations } = createNamespacedHelpers('chain')
+const socketUrl = 'ws://test-us.bittic.net:8888'
 
-Vue.use(VueSocketio, io(axios.defaults.baseURL), store)
+Vue.use(VueSocketio, io(socketUrl), store)
 
 export default {
   name: 'Chain',