feat(平台): 补齐服务端持久化和AI拆解契约

apps/web/lib/product-overview-persistence.test.ts

@@ -0,0 +1,12 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import { shouldPersistRemoteOverview } from './product-overview-persistence';
+
+test('does not persist an empty remote overview', () => {
+  assert.equal(shouldPersistRemoteOverview([]), false);
+});
+
+test('persists a non-empty remote overview', () => {
+  assert.equal(shouldPersistRemoteOverview([{ id: 'product-1' }]), true);
+});