Show notification if server is updated

ui/src/reducers/activityReducer.js

@@ -3,17 +3,14 @@ import {
   EVENT_SCAN_STATUS,
   EVENT_SERVER_START,
 } from '../actions'
+import config from '../config'
 
-const defaultState = {
+const initialState = {
   scanStatus: { scanning: false, folderCount: 0, count: 0 },
+  serverStart: { version: config.version },
 }
 
-export const activityReducer = (
-  previousState = {
-    scanStatus: defaultState,
-  },
-  payload
-) => {
+export const activityReducer = (previousState = initialState, payload) => {
   const { type, data } = payload
   switch (type) {
     case EVENT_SCAN_STATUS:
@@ -23,6 +20,7 @@ export const activityReducer = (
         ...previousState,
         serverStart: {
           startTime: data.startTime && Date.parse(data.startTime),
+          version: data.version,
         },
       }
     case EVENT_REFRESH_RESOURCE: