add free ebook notification

Packt-ITService · Packt-ITService · commit ccfcc1b44e02 · 2022-10-27T07:41:38.000+01:00
diff --git a/README.md b/README.md
@@ -68,3 +68,7 @@ He is the author of several books, videos, and dozens of articles related to Jav
 [Click here](https://docs.google.com/forms/d/e/1FAIpQLSdy7dATC6QmEL81FIUuymZ0Wy9vH1jHkvpY57OiMeKGqib_Ow/viewform) if you have any feedback or suggestions.
 
 
+### Download a free PDF
+
+ <i>If you have already purchased a print or Kindle version of this book, you can get a DRM-free PDF version at no cost.<br>Simply click on the link to claim your free PDF.</i>
+<p align="center"> <a href="https://packt.link/free-ebook/9781789801415">https://packt.link/free-ebook/9781789801415 </a> </p>
