Fixup svg-dom-arrows in dev env

frontend/components/item/Tree.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import svgdomarrows from 'svg-dom-arrows'
+import { LinePath as svgdomarrowsLinePath } from 'svg-dom-arrows'
 
 defineProps<{
   tree: ItemTree
@@ -20,7 +20,7 @@ for (const item of items.value) {
 }
 
 const start: Ref<Element | null> = useTemplateRef('start')
-const arrows: Array<svgdomarrows.LinePath> = []
+const arrows: Array<svgdomarrowsLinePath> = []
 
 onMounted(() => {
   refreshArrows()
@@ -49,7 +49,7 @@ function drawArrow(start: Element, end: Element) {
   // console.log("drawArrow(", start, ", ", end, ")")
   if (start == null || end == null) return
 
-  const arrow = new svgdomarrows.LinePath({
+  const arrow = new svgdomarrowsLinePath({
     start: {
       element: start,
       position: {