Updated readme with instructions

new_backend/routes/index.dart

@@ -21,7 +21,6 @@ Future<Response> onRequest(RequestContext context) async {
         if (url == null) {
           return Response(statusCode: 401, body: 'Missing url');
         }
-        await Future<void>.delayed(const Duration(seconds: 2));
         final res = ShrinkRay.shrinkUrl(url);
         switch (res.status) {
           case Status.ok:
@@ -40,6 +39,13 @@ Future<Response> onRequest(RequestContext context) async {
         return Response(statusCode: 500, body: 'Unexpected error occurred');
       }
     case HttpMethod.get:
+      // final maybeUrl = shrunkUrls[urlPath];
+      // switch (maybeUrl) {
+      //   case null:
+      //     return Response(statusCode: 404);
+      //   default:
+      //     return Response(statusCode: 308, headers: {'Location': maybeUrl});
+      // }
       final file = File(path.join(Directory.current.path, 'public', 'index.html'));
       if (!file.existsSync()) {
         return Response(body: 'Index Not found');