fix: load the pdf.js worker with the Map upsert polyfill

src/js/utils/page-preview.ts

@@ -1,11 +1,7 @@
 import * as pdfjsLib from 'pdfjs-dist';
 import type { PDFDocumentProxy } from 'pdfjs-dist';
 import { PreviewState } from '@/types';
-
-pdfjsLib.GlobalWorkerOptions.workerSrc = new URL(
-  'pdfjs-dist/build/pdf.worker.min.mjs',
-  import.meta.url
-).toString();
+import './setup-pdf-worker.js';
 
 const state: PreviewState = {
   modal: null,

src/js/utils/render-utils.ts

@@ -1,9 +1,5 @@
 import * as pdfjsLib from 'pdfjs-dist';
-
-pdfjsLib.GlobalWorkerOptions.workerSrc = new URL(
-  'pdfjs-dist/build/pdf.worker.min.mjs',
-  import.meta.url
-).toString();
+import './setup-pdf-worker.js';
 
 /**
  * Configuration for progressive rendering

src/js/utils/setup-pdf-worker.ts

@@ -0,0 +1,4 @@
+import * as pdfjsLib from 'pdfjs-dist';
+import pdfWorkerUrl from '../pdf.worker?worker&url';
+
+pdfjsLib.GlobalWorkerOptions.workerSrc = pdfWorkerUrl;