Add version

popup.html

@@ -50,6 +50,7 @@ <h1 class="is-size-5">Wizz AYCF Route Finder</h1>
     </div>
     <p class="is-size-6 mt-3"><b>Disclaimer:</b> This extension is not affiliated with Wizz Air or its partners in any way. It is a personal project to help Multipass users like me find available routes.</p>
     <p class="is-size-6 mt-3">Please use responsibly and at your own risk. Doing too many searches in a short period of time will result in temporary rate limiting.</p>
+    <p class="is-size-6 mt-3">Version 1.1</p>
   </section>
   <script src="popup.js"></script>
 </body>