feat: Add folder view to view folder media (#2077)

- Closes: #2068

Note: Renames existing `folder` view to `folders` [experimental
functionality]

src/card-controller/actions/factory.ts

@@ -10,7 +10,7 @@ import { DefaultAction } from './actions/default';
 import { DisplayModeSelectAction } from './actions/display-mode-select';
 import { DownloadAction } from './actions/download';
 import { ExpandAction } from './actions/expand';
-import { FolderAction } from './actions/folder';
+import { FoldersViewAction } from './actions/folders-view';
 import { FullscreenAction } from './actions/fullscreen';
 import { InternalCallbackAction } from './actions/internal-callback';
 import { LogAction } from './actions/log';
@@ -152,7 +152,8 @@ export class ActionFactory {
       case INTERNAL_CALLBACK_ACTION:
         return new InternalCallbackAction(context, action, options?.config);
       case 'folder':
-        return new FolderAction(context, action, options?.config);
+      case 'folders':
+        return new FoldersViewAction(context, action, options?.config);
     }
 
     /* istanbul ignore next: this path cannot be reached -- @preserve */