/// <summary>
/// Stores the raw files/folders the user has added for package publishing. Items represent
/// files in their current disk locations, NOT their final locations in the published package.
/// This collection is modified when users add files via `ShowAddFileDialogAndAddCommand`,
/// add directories via `SelectDirectoryAndAddFilesRecursivelyCommand`, or remove items via
/// `RemoveItemCommand`.
/// </summary>
public ObservableCollection<PackageItemRootViewModel> PackageContents { get; set; }
/// <summary>
/// Preview of the final package directory structure before publishing. Shows how files in
/// PackageContents will be organized in the published package. It reorganizes the files
/// into the standard Dynamo package folders (`bin/`, `dyf/`, `extra/`, `doc/`, `pkg.json`)
/// if `RetainFolderStructureOverride == false`, or preserves the user's existing folder
/// structure from PackageContents if `RetainFolderStructureOverride == true`.
/// </summary>
public ObservableCollection<PackageItemRootViewModel> PreviewPackageContents { get; set; }