Replace Webpack with Vite (#4765)

Co-authored-by: Tom Moor <tom@getoutline.com>
Co-authored-by: Vio <vio@beanon.com>

app/utils/polyfills.ts

@@ -8,10 +8,7 @@ export async function loadPolyfills() {
 
   if (!supportsResizeObserver()) {
     polyfills.push(
-      import(
-        /* webpackChunkName: "resize-observer" */
-        "@juggle/resize-observer"
-      ).then((module) => {
+      import("@juggle/resize-observer").then((module) => {
         window.ResizeObserver = module.ResizeObserver;
       })
     );
@@ -27,8 +24,8 @@ export async function loadPolyfills() {
  */
 function supportsResizeObserver() {
   return (
-    "ResizeObserver" in global &&
-    "ResizeObserverEntry" in global &&
+    "ResizeObserver" in window &&
+    "ResizeObserverEntry" in window &&
     "contentRect" in ResizeObserverEntry.prototype
   );
 }