Add Tree-View Interface (#4602)

* Fix local type extraction

* Render basic tree in tree-view

* Render drawer-item in tree-view-group

* Retrieve nested draggable changes

* Default sort query to configured sortField

* Store nested group / sort to API

* Allow updating item values

* Figure out a dropzone approach on preview

* Finish editable tree view

* Set sort value based on sort field in relation

* Add create-new / add-existing

* Respect previously made nested edits

* Add description in setup

* Fix fetching level of o2m sort field

* Remove min height on empty root

* Remove unused types

* Add notice for invalid relationship type

* Allow recursive o2m in setup

* Styling tweak

* Revert changes in v-list

* Revert changes in groupable

api/src/types/schema.ts

@@ -5,6 +5,10 @@ import { Permission } from './permissions';
 export type SchemaOverview = {
 	tables: SO;
 	relations: Relation[];
+	collections: {
+		collection: string;
+		sort_field: string | null;
+	}[];
 	fields: {
 		id: number;
 		collection: string;