Store: don’t regenerate internal nodes if user-provided nodes haven’t changed

packages/svelte/src/lib/store/utils.ts

@@ -6,7 +6,7 @@ import {
   type Writable,
   get
 } from 'svelte/store';
-import { updateNodes, type Viewport, type PanZoomInstance } from '@xyflow/system';
+import { adoptUserProvidedNodes, type Viewport, type PanZoomInstance } from '@xyflow/system';
 
 import type { DefaultEdgeOptions, DefaultNodeOptions, Edge, Node } from '$lib/types';
 
@@ -133,7 +133,7 @@ export const createNodesStore = (
   let elevateNodesOnSelect = true;
 
   const _set = (nds: Node[]): Node[] => {
-    const nextNodes = updateNodes(nds, nodeLookup, {
+    const nextNodes = adoptUserProvidedNodes(nds, nodeLookup, {
       elevateNodesOnSelect,
       defaults
     });