fix not starting out scrolled down

main.js

@@ -48,7 +48,7 @@ document.querySelector('.form__input-submit').addEventListener('click', function
 function getMessages() {
     const timestamp = (document.querySelector('.chat').lastElementChild) ? document.querySelector('.chat').lastElementChild.getAttribute('data-timestamp') : 0
 
-    fetch('api.php?action=getMessages&timestamp=' + timestamp)
+    return fetch('api.php?action=getMessages&timestamp=' + timestamp)
         .then(function (data) {
             return data.json()
         })
@@ -106,7 +106,10 @@ function createMessageNode(name, text, timestamp, datetime) {
     return true
 }
 
-getMessages()
+getMessages().then(() => {
+    scrollWindowDown()
+})
+
 setInterval(function () {
     getMessages()
 }, 2000)