update automatically

public/index.js

@@ -1,5 +1,6 @@
 (function () {
   let app = document.getElementById('app')
+  let refreshTimer
 
   function httpGet (url) {
     let request = new XMLHttpRequest()
@@ -87,7 +88,7 @@
           e('span', data.hostname)
         ) + box('row',
           e('label', 'Uptime') +
-          e('span', readableTime(data.uptime))
+          e('span', readableTime(data.uptime, true))
         ) + box('row',
           e('label', 'Kernel version') +
           e('span', data.kernel)
@@ -204,4 +205,5 @@
   }
 
   update()
+  refreshTimer = setInterval(update, 5000)
 })()