feat: locations tree viewer (#248)

* location tree API

* test fixes

* initial tree location elements

* locations tree page

* update meta-data

* code-gen

* store item display preferences

* introduce basic table/card view elements

* codegen

* set parent location during location creation

* add item support for tree query

* refactor tree view

* wip: location selector improvements

* type gen

* rename items -> search

* remove various log statements

* fix markdown rendering for description

* update location selectors

* fix tests

* fix currency tests

* formatting

frontend/composables/use-preferences.ts

@@ -1,10 +1,13 @@
 import { Ref } from "vue";
 import { DaisyTheme } from "~~/lib/data/themes";
 
+export type ViewType = "table" | "card" | "tree";
+
 export type LocationViewPreferences = {
   showDetails: boolean;
   showEmpty: boolean;
   editorAdvancedView: boolean;
+  itemDisplayView: ViewType;
   theme: DaisyTheme;
 };
 
@@ -19,6 +22,7 @@ export function useViewPreferences(): Ref<LocationViewPreferences> {
       showDetails: true,
       showEmpty: true,
       editorAdvancedView: false,
+      itemDisplayView: "card",
       theme: "homebox",
     },
     { mergeDefaults: true }