Fix sample/next-app build error

sample/next-app/app/Sample.tsx

@@ -1,5 +1,6 @@
 'use client';
 
+import "../utils/pdfWorkerPolyfill"
 import { useCallback, useState } from 'react';
 import { useResizeObserver } from '@wojtekmaj/react-hooks';
 import { pdfjs, Document, Page } from 'react-pdf';

sample/next-app/utils/pdfWorkerPolyfill.ts

@@ -0,0 +1,25 @@
+"use client";
+
+if (Promise.withResolvers === undefined) {
+  if (typeof window !== "undefined") {
+    // @ts-expect-error This does not exist outside of polyfill which this is doing
+    window.Promise.withResolvers = function () {
+      let resolve, reject;
+      const promise = new Promise((res, rej) => {
+        resolve = res;
+        reject = rej;
+      });
+      return { promise, resolve, reject };
+    };
+  } else {
+    // @ts-expect-error This does not exist outside of polyfill which this is doing
+    global.Promise.withResolvers = function () {
+      let resolve, reject;
+      const promise = new Promise((res, rej) => {
+        resolve = res;
+        reject = rej;
+      });
+      return { promise, resolve, reject };
+    };
+  }
+}