rename db column to not conflict with qml. Make sure to call select on first load of table models to poulate.
Make model classes have some functions accessible from qml. Add custom model method that allows QML to easily add new items.
Add Card layout that contains data from db.

Change QGuiApplication to QApplication to allow proper palette usage on desktop. Add VIN to data storage options.
Change add vehicle layout to use form layout insteaf of manual layout.