Merge pull request #10 from sagnik150699/codex/deprecation-warning-for-serviceworkerversion

Fix service worker version deprecation

Author: sagnik150699

web/index.html

@@ -34,7 +34,8 @@
        application. For more information, see:
        https://developers.google.com/web/fundamentals/primers/service-workers -->
   <script>
-    var serviceWorkerVersion = null;
+    // Use the template token so the version is injected at build time.
+    var serviceWorkerVersion = '{{flutter_service_worker_version}}';
     var scriptLoaded = false;
     function loadMainDartJs() {
       if (scriptLoaded) {