feat(mobile): add album description functionality (#18886)

* feat(mobile): add album description functionality

- Introduced a new optional `description` field in the `Album` entity.
- Updated `AlbumViewerPageState` to manage `editDescriptionText`.
- Created `AlbumDescription` and `AlbumViewerEditableDescription` widgets for displaying and editing album descriptions.
- Enhanced `CreateAlbumPage` to include a description input field.
- Implemented backend support for updating album descriptions in `AlbumApiRepository` and `AlbumService`.
- Updated sync logic to handle album descriptions during data synchronization.
- Adjusted UI components to accommodate the new description feature.

* fix dart analysis error

* remove comment that shouldn't be there

* Album header styling

* fix: disable edit after album creation

---------

Co-authored-by: Alex <alex.tran1502@gmail.com>

mobile/lib/pages/album/album_shared_user_icons.dart

@@ -36,7 +36,7 @@ class AlbumSharedUserIcons extends HookConsumerWidget {
       child: SizedBox(
         height: 50,
         child: ListView.builder(
-          padding: const EdgeInsets.only(left: 16),
+          padding: const EdgeInsets.only(left: 16, bottom: 8),
           scrollDirection: Axis.horizontal,
           itemBuilder: ((context, index) {
             return Padding(