The designSettings config describes general settings for your components. Both the designSettings and components together form a document design.
For details how to create and customize a document design please refer to Document Design.
designSettings: {
label: 'My Document Design',
description: 'A set of components which can be used in my project.',
author: 'Livingdocs',
componentGroups: [{...}],
defaultComponents: {...},
componentProperties: [{...}]
}