fix: Minor fixes

lib/pages/chat_list/chat_list_view.dart

@@ -188,19 +188,18 @@ class ChatListView extends StatelessWidget {
                   clipBehavior: Clip.hardEdge,
                   curve: Curves.bounceInOut,
                   decoration: const BoxDecoration(),
-                  child: MaterialBanner(
+                  child: Material(
+                    color: Theme.of(context).colorScheme.surface,
+                    child: ListTile(
                       leading: Image.asset(
                         'assets/backup.png',
                         fit: BoxFit.contain,
                         width: 44,
                       ),
-                    content: Text(L10n.of(context).setupChatBackupNow),
-                    actions: [
-                      TextButton(
-                        onPressed: controller.firstRunBootstrapAction,
-                        child: Text(L10n.of(context).start),
+                      title: Text(L10n.of(context).setupChatBackupNow),
+                      trailing: const Icon(Icons.chevron_right_outlined),
+                      onTap: controller.firstRunBootstrapAction,
                     ),
-                    ],
                   ),
                 ),
                 Expanded(child: _ChatListViewBody(controller)),

lib/utils/background_push.dart

@@ -269,9 +269,9 @@ class BackgroundPush {
     if (_fcmToken?.isEmpty ?? true) {
       try {
         _fcmToken = await _fcmSharedIsolate?.getToken();
-        if (_fcmToken == null) throw Exception('PushToken is null');
+        if (_fcmToken == null) throw ('PushToken is null');
       } catch (e, s) {
-        Logs().e('[Push] cannot get token', e, s);
+        Logs().w('[Push] cannot get token', e, e is String ? null : s);
         await _noFcmWarning();
         return;
       }

lib/utils/matrix_sdk_extensions.dart/fluffybox_database.dart

@@ -50,6 +50,9 @@ class FlutterFluffyBoxDatabase extends FluffyBoxDatabase {
       hiverCipher = HiveAesCipher(base64Url.decode(rawEncryptionKey));
     } on MissingPluginException catch (_) {
       Logs().i('FluffyBox encryption is not supported on this platform');
+    } catch (_) {
+      const FlutterSecureStorage().delete(key: _cipherStorageKey);
+      rethrow;
     }
 
     final db = FluffyBoxDatabase(