feat(ai): complete v3.2 risk watch agent

apps/web/lib/xiaobao-v22-summary.test.ts

@@ -5,7 +5,9 @@ import type { VersionWithContext } from './derive';
 import type { V22XiaobaoWarningSummary } from './v22-api';
 import {
   buildXiaobaoRisksFromV22Summaries,
+  collectV22XiaobaoLatestInsights,
   filterV22XiaobaoSummariesForVisibleVersions,
+  mergeV22XiaobaoLatestInsights,
   shouldLoadXiaobaoAppDataFallback,
 } from './xiaobao-v22-summary';
 
@@ -165,6 +167,69 @@ test('filterV22XiaobaoSummariesForVisibleVersions keeps only visible version sum
   assert.deepEqual(result.map((item) => item.versionId), ['visible-1', 'visible-2']);
 });
 
+test('collectV22XiaobaoLatestInsights exposes relation-backed AI insights', () => {
+  const result = collectV22XiaobaoLatestInsights([
+    summary({
+      versionId: 'version-1',
+      latestInsight: {
+        versionId: 'version-1',
+        riskSignature: 'signature-1',
+        generatedAt: '2026-07-08T10:00:00.000Z',
+        providerInfo: { model: 'claude-test' },
+        insight: {
+          summary: '高风险版本需要处理阻塞。',
+          why: ['存在阻塞项'],
+          forecast: '预计延期 1 天。',
+          suggestedActions: ['先解除阻塞'],
+          ownerHints: ['确认阻塞负责人'],
+          generatedAt: '2026-07-08T10:00:00.000Z',
+        },
+      },
+    }),
+    summary({ versionId: 'version-2' }),
+  ]);
+
+  assert.equal(result.length, 1);
+  assert.equal(result[0].versionId, 'version-1');
+  assert.equal(result[0].riskSignature, 'signature-1');
+  assert.equal(result[0].insight.summary, '高风险版本需要处理阻塞。');
+  assert.equal(result[0].providerInfo?.model, 'claude-test');
+});
+
+test('mergeV22XiaobaoLatestInsights prefers relation-backed insights over legacy cache duplicates', () => {
+  const relationInsight = {
+    versionId: 'version-1',
+    riskSignature: 'signature-1',
+    generatedAt: '2026-07-08T10:00:00.000Z',
+    insight: {
+      summary: '关系表新解读。',
+      why: ['new'],
+      forecast: 'new forecast',
+      suggestedActions: ['new action'],
+      ownerHints: ['new owner'],
+      generatedAt: '2026-07-08T10:00:00.000Z',
+    },
+  };
+  const legacyInsight = {
+    versionId: 'version-1',
+    riskSignature: 'signature-1',
+    generatedAt: '2026-07-08T09:00:00.000Z',
+    insight: {
+      summary: '旧缓存解读。',
+      why: ['old'],
+      forecast: 'old forecast',
+      suggestedActions: ['old action'],
+      ownerHints: ['old owner'],
+      generatedAt: '2026-07-08T09:00:00.000Z',
+    },
+  };
+
+  const result = mergeV22XiaobaoLatestInsights([relationInsight], [legacyInsight]);
+
+  assert.equal(result.length, 1);
+  assert.equal(result[0].insight.summary, '关系表新解读。');
+});
+
 function summary(patch: Partial<V22XiaobaoWarningSummary> = {}): V22XiaobaoWarningSummary {
   return {
     versionId: 'version-1',