Update helloworld-pwa.md to add a redirect link

Author: Tom-Dynamsoft

programming-old/javascript/samples-demos/helloworld-pwa.md

@@ -6,6 +6,7 @@ keywords: javascript, js, barcode, pwa
 noTitleIndex: true
 breadcrumbText: PWA
 permalink: /programming/javascript/samples-demos/helloworld-pwa.html
+latestPageUri: https://github.com/Dynamsoft/barcode-reader-javascript-samples/tree/main/hello-world/pwa#readme
 ---
 
 # JavaScript Hello World Sample - PWA
@@ -210,4 +211,4 @@ const appShellFiles = [
 
 ## Summary
 
-In this article we took a look at how you can turn a simple barcode reading page into a PWA that is installable, re-engageable and capable of working offline. To learn more about Progressive web apps, you can click [here](https://developer.mozilla.org/en-US/docs/Web/Progressive_web_apps).
+In this article we took a look at how you can turn a simple barcode reading page into a PWA that is installable, re-engageable and capable of working offline. To learn more about Progressive web apps, you can click [here](https://developer.mozilla.org/en-US/docs/Web/Progressive_web_apps).