Bump album version

lib/entity/album.dart

@@ -189,7 +189,7 @@ class Album with EquatableMixin {
   final File? albumFile;
 
   /// versioning of this class, use to upgrade old persisted album
-  static const version = 6;
+  static const version = 7;
 }
 
 class AlbumShare with EquatableMixin {

lib/entity/album/upgrader.dart

@@ -206,6 +206,24 @@ class AlbumUpgraderV5 implements AlbumUpgrader {
   static final _log = Logger("entity.album.upgrader.AlbumUpgraderV5");
 }
 
+/// Upgrade v6 Album to v7
+class AlbumUpgraderV6 implements AlbumUpgrader {
+  const AlbumUpgraderV6({
+    this.logFilePath,
+  });
+
+  @override
+  call(JsonObj json) {
+    _log.fine("[call] Upgrade v6 Album for file: $logFilePath");
+    return json;
+  }
+
+  static final _log = Logger("entity.album.upgrader.AlbumUpgraderV6");
+
+  /// File path for logging only
+  final String? logFilePath;
+}
+
 abstract class AlbumUpgraderFactory {
   const AlbumUpgraderFactory();
 
@@ -214,6 +232,7 @@ abstract class AlbumUpgraderFactory {
   AlbumUpgraderV3? buildV3();
   AlbumUpgraderV4? buildV4();
   AlbumUpgraderV5? buildV5();
+  AlbumUpgraderV6? buildV6();
 }
 
 class DefaultAlbumUpgraderFactory extends AlbumUpgraderFactory {
@@ -242,6 +261,9 @@ class DefaultAlbumUpgraderFactory extends AlbumUpgraderFactory {
         logFilePath: logFilePath,
       );
 
+  @override
+  buildV6() => AlbumUpgraderV6(logFilePath: logFilePath);
+
   final Account account;
   final File? albumFile;
 

test/entity/album_test.dart

@@ -1778,4 +1778,6 @@ class _NullAlbumUpgraderFactory extends AlbumUpgraderFactory {
   buildV4() => null;
   @override
   buildV5() => null;
+  @override
+  buildV6() => null;
 }