forgot to add the PWA option

README.md

@@ -52,6 +52,18 @@ You can even gift your keys via a unique 24-hour website link – just mark a ga
   
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+## 📱 Installable PWA
+
+Game Key Manager now includes full Progressive Web App (PWA) support!
+
+- Install the app on your desktop or mobile device with one click.
+- Enjoy a native-app-like experience with offline access to previously loaded content.
+- Add it to your home screen or applications for quicker access.
+
+No setup required — just open the site in a modern browser (like Chrome, Edge, Firefox or Safari) and look for the install prompt or browser menu option to "Install App".
+
+---
+
 ## 🚀 Get Started
 
 ### 1. Clone the Repository