feat(platform): diagnose source consistency

vehicle-data-platform/apps/web/src/pages/VehicleDetail.tsx

@@ -136,6 +136,8 @@ export function VehicleDetail({
   const consistencyLocatedSourceCount = consistency?.locatedSourceCount ?? locatedSourceCount;
   const consistencyMileageDelta = consistency?.mileageDeltaKm ?? mileageDelta;
   const consistencyTimeDeltaSeconds = consistency?.sourceTimeDeltaSeconds ?? sourceTimeDeltaSeconds;
+  const consistencyTitle = consistency?.title ?? '-';
+  const consistencyDetail = consistency?.detail ?? '-';
   const activeProtocol = query.protocol?.trim() ?? '';
   const scopeText = activeProtocol ? `单一来源：${activeProtocol}` : '全部来源聚合';
   const formKey = `${query.keyword}-${query.protocol ?? ''}`;
@@ -328,11 +330,13 @@ export function VehicleDetail({
             <Descriptions
               row
               data={[
+                { key: '一致性结论', value: consistencyTitle },
                 { key: '来源覆盖', value: consistencySourceCount > 0 ? `${consistencySourceCount} 个来源` : '-' },
                 { key: '在线来源', value: consistencySourceCount > 0 ? `${consistencyOnlineSourceCount}/${consistencySourceCount} 在线` : '-' },
                 { key: '位置覆盖', value: consistencyLocatedSourceCount > 0 ? `${consistencyLocatedSourceCount} 个来源有位置` : '暂无位置' },
                 { key: '里程差异', value: formatCompactNumber(consistencyMileageDelta, ' km') },
                 { key: '来源时间差', value: formatSeconds(consistencyTimeDeltaSeconds) },
+                { key: '诊断说明', value: consistencyDetail },
                 { key: '车辆服务视角', value: activeProtocol ? `当前只看 ${activeProtocol}` : '三类来源合并为同一车辆服务' }
               ]}
             />