partial implementation of bar code parsing from PDF

app/lib/pdf/pdfjs.ts

@@ -0,0 +1,9 @@
+"use client";
+
+import * as pdfjsModule from 'pdfjs-dist';
+
+const pdfjs = (
+  'default' in pdfjsModule ? pdfjsModule['default'] : pdfjsModule
+) as typeof pdfjsModule;
+
+export default pdfjs;