chore: move jsonviewer into ui package

app/src/lib/sidebar/panels/GraphSource.svelte

@@ -1,22 +1,22 @@
 <script lang="ts">
   import type { Graph } from '$lib/types';
-  import JsonNode from './JsonNode.svelte';
+  import { JsonViewer } from '@nodarium/ui';
 
   const { graph }: { graph?: Graph } = $props();
 
   const data = $derived(
     graph
       ? {
-          ...graph,
-          nodes: graph.nodes.map((n: object) => ({ ...n, tmp: undefined, state: undefined }))
-        }
+        ...graph,
+        nodes: graph.nodes.map((n: object) => ({ ...n, tmp: undefined, state: undefined }))
+      }
       : null
   );
 </script>
 
 <div class="overflow-auto p-2">
   {#if data}
-    <JsonNode value={data} path="graph" />
+    <JsonViewer value={data} path="graph" />
   {:else}
     <span class="font-mono text-xs text-neutral-500">No graph loaded</span>
   {/if}