Revert "remove chat.js"

This reverts commit e044ddde90.

files/assets/js/chat.js

@@ -0,0 +1 @@
+window.global = window

files/assets/js/chat_done.js

@@ -1,5 +1,3 @@
-window.global = window
-
 (() => {
   var __create = Object.create;
   var __defProp = Object.defineProperty;

files/templates/chat.html

@@ -16,6 +16,7 @@
 		data-namecolor="{{v.namecolor}}"
 		data-hat="{{v.hat_active(v)[0]}}">
 	</div>
+	<script defer src="{{'js/chat.js' | asset}}"></script>
 	<script defer src="{{'js/chat_done.js' | asset}}"></script>
 	<script defer src="{{'js/vendor/lozad.js' | asset}}"></script>
 	<script defer src="{{'js/vendor/lite-youtube.js' | asset}}"></script>