Add clarifying comment to each file changed in the patch see: #326 (c…

…omment)

build_tools/patch_web.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env sh
 
 set -e
-
+# This script is needed to patch the flutter.js and flutter_service_worker.js so they load faster 
+# see: https://github.com/dwyl/app/issues/326#issuecomment-1478314967
 patch ./build/web/flutter.js < ./build_tools/web/flutter.js.patch
 patch ./build/web/flutter_service_worker.js < ./build_tools/web/flutter_service_worker.js.patch

build_tools/web/flutter.js.patch

@@ -1,6 +1,8 @@
 --- flutter.js	2023-03-24 18:27:43
 +++ flutter2.js	2023-03-24 18:37:08
 @@ -353,7 +353,15 @@
+// This script is needed to patch the flutter.js and flutter_service_worker.js so they load faster 
+// see: https://github.com/dwyl/app/issues/326#issuecomment-1478314967
        // Install the `didCreateEngineInitializer` listener where Flutter web expects it to be.
        this.didCreateEngineInitializer =
          entrypointLoader.didCreateEngineInitializer.bind(entrypointLoader);

build_tools/web/flutter_service_worker.js.patch

@@ -2,8 +2,9 @@
 +++ flutter_service_worker2.js	2023-03-24 19:04:42
 @@ -28,22 +28,10 @@
 
- // The application shell files that are downloaded before a service worker can
- // start.
+// Patched flutter_service_worker.js splits up the loading of files so they are parallel. 
+// see: https://github.com/dwyl/app/issues/326#issuecomment-1478314967
+// Application shell files that are downloaded before a service worker can start.
 -const CORE = [
 -  "main.dart.js",
 -"index.html",

web/index.html

@@ -77,7 +77,8 @@ <h1>do what you love</h1>
       });
     }
 
-    // load serviceworker earlier
+    // Load serviceWorker earlier
+    // see: https://github.com/dwyl/app/issues/326#issuecomment-1478314967
     const serviceWorkerActivation = navigator.serviceWorker.register(
       "flutter_service_worker.js?v=" + serviceWorkerVersion
     );