chore: some updates

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

@@ -0,0 +1,20 @@
+<script lang="ts">
+  import type { Graph } from "$lib/types";
+
+  const { graph }: { graph: Graph } = $props();
+
+  function convert(g: Graph): string {
+    return JSON.stringify(
+      {
+        ...g,
+        nodes: g.nodes.map((n: any) => ({ ...n, tmp: undefined })),
+      },
+      null,
+      2,
+    );
+  }
+</script>
+
+<pre>
+  {convert(graph)}
+</pre>