Added backups of all data, restorable on another computer (#1008)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Tools/DataBackup/DataRestoreElement.cs

@@ -0,0 +1,9 @@
+namespace AIStudio.Tools.DataBackup;
+
+/// <summary>
+/// One element which a restore replaces, as the list of the backup contents names it.
+/// </summary>
+/// <param name="Location">The folder in which the element lies.</param>
+/// <param name="RelativePath">The path of the element within that folder, with forward slashes. A folder ends with a slash.</param>
+/// <param name="Keep">The paths below the element which stay as they are, relative to the same folder: the plugins which come with AI Studio or from the organization, for example. The runtime moves them from the replaced element into the new one.</param>
+public sealed record DataRestoreElement(DataBackupLocation Location, string RelativePath, IReadOnlyList<string> Keep);