fix(assets): restore classic UI while retaining inventory subsets and AI

src/modules/assets/assistant/Chart.tsx

@@ -0,0 +1,11 @@
+import { lazy, Suspense } from "react";
+import type { EChartsCoreOption } from "echarts/core";
+import { Skeleton } from "@/components/ui/skeleton";
+const EChart = lazy(() => import("./EChartImpl"));
+export function Chart(props: { option: EChartsCoreOption; label: string }) {
+  return (
+    <Suspense fallback={<Skeleton className="h-64" />}>
+      <EChart {...props} />
+    </Suspense>
+  );
+}