add telegram notification

src/mixins/socket.js

@@ -23,7 +23,8 @@ export default {
             heartbeatList: { },
             importantHeartbeatList: { },
             avgPingList: { },
-            uptimeList: { }
+            uptimeList: { },
+            notificationList: [],
         }
     },
 
@@ -36,6 +37,10 @@ export default {
             this.monitorList = data;
         });
 
+        socket.on('notificationList', (data) => {
+            this.notificationList = data;
+        });
+
         socket.on('heartbeat', (data) => {
             if (! (data.monitorID in this.heartbeatList)) {
                 this.heartbeatList[data.monitorID] = [];