fix(mobile): readonly mode fixes (#21545)

* fix: Enables videotimeline in readonly mode

- Enables only the video controls in the bottom bar when readonlyMode is enabled.
- Fixes the message on the app profile bar when readOnlyMode is enabled **but** betaTimeline is not enabled.

Fixes https://github.com/immich-app/immich/issues/21441

Signed-off-by: Sudheer Puthana <Sud-Puth@users.noreply.github.com>

* cleanup bottom bar handling

---------

Signed-off-by: Sudheer Puthana <Sud-Puth@users.noreply.github.com>
Co-authored-by: bwees <brandonwees@gmail.com>

mobile/lib/widgets/common/app_bar_dialog/app_bar_dialog.dart

@@ -1,7 +1,8 @@
 import 'package:auto_route/auto_route.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:flutter_hooks/flutter_hooks.dart' hide Store;
+import 'package:immich_mobile/entities/store.entity.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:immich_mobile/extensions/build_context_extensions.dart';
 import 'package:immich_mobile/models/backup/backup_state.model.dart';
@@ -259,7 +260,7 @@ class ImmichAppBarDialog extends HookConsumerWidget {
                 const AppBarProfileInfoBox(),
                 buildStorageInformation(),
                 const AppBarServerInfo(),
-                if (isReadonlyModeEnabled) buildReadonlyMessage(),
+                if (Store.isBetaTimelineEnabled && isReadonlyModeEnabled) buildReadonlyMessage(),
                 buildAppLogButton(),
                 buildSettingButton(),
                 buildSignOutButton(),