fix: harden dependencies and downstream delivery

src/api/adminApi.ts

@@ -240,7 +240,7 @@ export type UserPayload = {
 export type DashboardResponse = {
   taskCount: number;
   messageStatus: Array<{ status: string; _count: { _all: number }; _sum: { amountCents?: number | null; billingUnits?: number | null } }>;
-  today: { sent: number; delivered: number; failed: number; unknown: number; successRate: number; spendCents: number; billingUnits: number };
+  today: { sent: number; delivered: number; failed: number; unknown: number; successRate: number; spendCents: number; returnedCents: number; billingUnits: number };
   uplinkCount: number;
   billing: { _count: { _all: number }; _sum: { amountCents?: number | null; billingUnits?: number | null } };
   transactions: { _count: { _all: number }; _sum: { amountCents?: number | null } };

src/apps/client/ClientHome.tsx

@@ -52,7 +52,8 @@ export function ClientHome() {
   const account = dashboard?.accounts[0];
   const availableBalance = ((account?.balanceCents ?? 0) + (account?.creditCents ?? 0)) / 100;
   const todaySpend = (dashboard?.today.spendCents ?? 0) / 100;
-  const todayRefund = Math.abs((dashboard?.transactions._sum.amountCents ?? 0) < 0 ? 0 : dashboard?.transactions._sum.amountCents ?? 0) / 100;
+  const todayRefundCents = Math.max(0, dashboard?.today.returnedCents ?? 0);
+  const todayRefund = todayRefundCents / 100;
   const balanceBaseline = Math.max(availableBalance + todaySpend - todayRefund, availableBalance, 1);
   const balancePercent = Math.min(100, Math.round((availableBalance / balanceBaseline) * 100));
   const recentMessages = useMemo<RecentTaskRow[]>(() => (dashboard?.recentTasks ?? []).map((task) => ({
@@ -113,7 +114,7 @@ export function ClientHome() {
         </div>
         <div className="surface metric-card">
           <span>今日返还金额</span>
-          <strong>¥{formatAmount(todayRefund)}</strong>
+          <strong>¥{formatCents(todayRefundCents)}</strong>
           <small>异常回执与退费返还</small>
         </div>
       </div>

src/layouts/AdminLayout.tsx

@@ -38,16 +38,13 @@ import { AppShell } from '@/layouts/AppShell';
 export function AdminLayout() {
   const session = readSession();
   const [pendingAudits, setPendingAudits] = useState({ enterpriseCertifications: 0, smsAudits: 0, templates: 0, signatures: 0, drainageInfos: 0 });
-  const [downstreamAlertCount, setDownstreamAlertCount] = useState(0);
   const loadPendingAuditCount = useCallback(() => {
     adminApi.getDashboard()
       .then((dashboard) => {
         setPendingAudits(dashboard.pendingAudits ?? { enterpriseCertifications: 0, smsAudits: 0, templates: 0, signatures: 0, drainageInfos: 0 });
-        setDownstreamAlertCount(dashboard.downstreamDeliverySummary?.alertCount ?? 0);
       })
       .catch(() => {
         setPendingAudits({ enterpriseCertifications: 0, smsAudits: 0, templates: 0, signatures: 0, drainageInfos: 0 });
-        setDownstreamAlertCount(0);
       });
   }, []);
 
@@ -83,7 +80,6 @@ export function AdminLayout() {
         { label: '模板待审', count: pendingAudits.templates, to: '/admin/templates' },
         { label: '签名待审', count: pendingAudits.signatures, to: '/admin/signatures' },
         { label: '引流信息待审', count: pendingAudits.drainageInfos, to: '/admin/drainage-audits' },
-        { label: '下游投递告警', count: downstreamAlertCount, to: '/admin/downstream-deliveries' },
       ]}
       navSections={[
         {