docs: Bring in polyfills for IE11 📚

mrchief · mrchief · commit 9181c26a6432 · 2020-03-28T19:14:43.000-04:00
diff --git a/docs/index.html b/docs/index.html
@@ -1,15 +1,21 @@
 <!DOCTYPE html>
 <html>
+  <head>
+    <title>React Dropdown Tree Select Demo</title>
+    <link
+      href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css"
+      rel="stylesheet"
+      integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN"
+      crossorigin="anonymous"
+    />
+  </head>
 
-    <head>
-        <title>React Dropdown Tree Select Demo</title>
-        <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN"
-            crossorigin="anonymous">
-    </head>
-
-    <body>
-        <div id="app"></div>
-        <script src="bundle.js"></script>
-    </body>
-
-</html>
+  <body>
+    <div id="app"></div>
+    <script
+      crossorigin="anonymous"
+      src="https://polyfill.io/v3/polyfill.min.js?features=Array.prototype.find%2CPromise"
+    ></script>
+    <script src="bundle.js"></script>
+  </body>
+</html>
