Sync all use PlatformInfo to check platform while runtime

(cherry picked from commit 514fec1f2f4f1ff8a584bf8db7bf3a5537a3e9f8)

lib/main/pages/app_pages.dart

@@ -66,7 +66,7 @@ class AppPages {
             () => manage_account_dashboard.ManageAccountDashBoardView()),
         binding: ManageAccountDashBoardBindings()),
     unknownRoutePage,
-    if (!BuildUtils.isWeb)
+    if (PlatformInfo.isMobile)
       ...[
         GetPage(
             name: AppRoutes.composer,

lib/main/routes/route_utils.dart

@@ -2,7 +2,7 @@
 import 'package:core/data/model/query/query_parameter.dart';
 import 'package:core/data/network/config/service_path.dart';
 import 'package:core/utils/app_logger.dart';
-import 'package:core/utils/build_utils.dart';
+import 'package:core/utils/platform_info.dart';
 import 'package:jmap_dart_client/jmap/core/id.dart';
 import 'package:jmap_dart_client/jmap/mail/email/email.dart';
 import 'package:jmap_dart_client/jmap/mail/mailbox/mailbox.dart';
@@ -19,7 +19,7 @@ abstract class RouteUtils {
 
   static String generateNavigationRoute(String route, NavigationRouter router) {
     ServicePath servicePath = ServicePath(route);
-    if (BuildUtils.isWeb) {
+    if (PlatformInfo.isWeb) {
       if (router.emailId != null) {
         servicePath = servicePath.withPathParameter(router.emailId!.id.value);
       }

lib/main/utils/app_utils.dart

@@ -1,4 +1,4 @@
-import 'package:core/utils/build_utils.dart';
+import 'package:core/utils/platform_info.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
 import 'package:tmail_ui_user/main/utils/app_config.dart';
@@ -27,7 +27,7 @@ class AppUtils {
     );
   }
 
-  static String? get fcmVapidPublicKey => BuildUtils.isWeb ? AppConfig.fcmVapidPublicKeyWeb : null;
+  static String? get fcmVapidPublicKey => PlatformInfo.isWeb ? AppConfig.fcmVapidPublicKeyWeb : null;
 
   static bool isDirectionRTL(BuildContext context) {
     return intl.Bidi.isRtlLanguage(Localizations.localeOf(context).languageCode);