feat(platform): surface customer next best actions

vehicle-data-platform/apps/web/src/test/App.test.tsx

@@ -238,6 +238,89 @@ test('dashboard keeps advanced customer workbench collapsed behind the service p
   expect(within(details as HTMLElement).getByText('车辆地图态势')).toBeInTheDocument();
 });
 
+test('dashboard gives a customer next best action directly on the first screen', async () => {
+  window.history.replaceState(null, '', '/#/dashboard');
+  vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {
+    const path = String(input);
+    if (path.includes('/api/ops/health')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            linkHealth: [],
+            kafkaLag: 0,
+            activeConnections: 15,
+            redisOnlineKeys: 92,
+            tdengineWritable: true,
+            mysqlWritable: true,
+            runtime: { requestTimeoutMs: 5000, amapWebJsConfigured: true, amapSecurityProxyEnabled: true, amapSecurityCodeExposed: false }
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    if (path.includes('/api/dashboard/summary')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            onlineVehicles: 92,
+            activeToday: 120,
+            frameToday: 21000,
+            issueVehicles: 7,
+            kafkaLag: 0,
+            protocols: [],
+            serviceStatuses: [],
+            linkHealth: []
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    if (path.includes('/api/vehicle-service/summary')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            totalVehicles: 1033,
+            boundVehicles: 988,
+            onlineVehicles: 92,
+            singleSourceVehicles: 170,
+            multiSourceVehicles: 220,
+            noDataVehicles: 15,
+            identityRequiredVehicles: 9,
+            serviceStatuses: [],
+            protocols: [],
+            missingSources: []
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    return {
+      ok: true,
+      json: async () => ({
+        data: { items: [], total: 0, limit: 8, offset: 0 },
+        traceId: 'trace-test',
+        timestamp: 1783094400000
+      })
+    } as Response;
+  });
+
+  render(<App />);
+
+  expect(await screen.findByRole('heading', { name: '客户车辆服务路径' })).toBeInTheDocument();
+  const nextActionRegion = screen.getByLabelText('建议下一步');
+  expect(within(nextActionRegion).getByText('建议下一步')).toBeInTheDocument();
+  expect(within(nextActionRegion).getByText('先处理告警车辆')).toBeInTheDocument();
+  expect(within(nextActionRegion).getByRole('button', { name: '建议下一步 优先 先处理告警车辆 进入告警' })).toBeInTheDocument();
+  expect(within(nextActionRegion).getByRole('button', { name: '建议下一步 范围 选择一辆车复盘 车辆中心' })).toBeInTheDocument();
+  expect(within(nextActionRegion).getByRole('button', { name: '建议下一步 时间窗 按同一范围交付数据 复制复盘包' })).toBeInTheDocument();
+});
+
 test('topbar frames customer work as a vehicle service delivery strip', () => {
   vi.spyOn(globalThis, 'fetch').mockImplementation(async () => ({
     ok: true,