feat(mobile): sqlite asset viewer (#19552)

* add full image provider and refactor thumb providers

* photo_view updates

* wip: asset-viewer

* fix controller dispose on page change

* wip: bottom sheet

* fix interactions

* more bottomsheet changes

* generate schema

* PR feedback

* refactor asset viewer

* never rotate and fix background on page change

* use photoview as the loading builder

* precache after delay

* claude: optimizing rebuild of image provider

* claude: optimizing image decoding and caching

* use proper cache for new full size image providers

* chore: load local HEIC fullsize for iOS

* make controller callbacks nullable

* remove imageprovider cache

* do not handle drag gestures when zoomed

* use loadOriginal setting for HEIC / larger images

* preload assets outside timer

* never use same controllers in photo-view gallery

* fix: cannot scroll down once swipe with bottom sheet

---------

Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
Co-authored-by: Alex <alex.tran1502@gmail.com>

mobile/lib/providers/infrastructure/asset_viewer/current_asset.provider.dart

@@ -0,0 +1,26 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/domain/models/asset/base_asset.model.dart';
+import 'package:immich_mobile/providers/infrastructure/asset.provider.dart';
+
+final currentAssetNotifier =
+    NotifierProvider<CurrentAssetNotifier, BaseAsset>(CurrentAssetNotifier.new);
+
+class CurrentAssetNotifier extends Notifier<BaseAsset> {
+  @override
+  BaseAsset build() {
+    throw UnimplementedError(
+      'An asset must be set before using the currentAssetProvider.',
+    );
+  }
+
+  void setAsset(BaseAsset asset) {
+    state = asset;
+  }
+}
+
+final currentAssetExifProvider = FutureProvider(
+  (ref) {
+    final currentAsset = ref.watch(currentAssetNotifier);
+    return ref.watch(assetServiceProvider).getExif(currentAsset);
+  },
+);