feat(platform): surface global alert pressure

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

@@ -98,6 +98,62 @@ test('exposes AMap operations shortcuts when map key is configured', async () =>
   expect(window.location.hash).toBe('#/quality');
 });
 
+test('shows global alert pressure from notification plan in topbar', 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,
+            redisOnlineKeys: 0,
+            tdengineWritable: true,
+            mysqlWritable: true,
+            runtime: { requestTimeoutMs: 5000, platformRelease: 'platform-20260704180000' }
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    if (path.includes('/api/quality/notification-plan')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            summary: { issueVehicleCount: 5, issueRecordCount: 8, errorCount: 2, warningCount: 6, protocols: [], issueTypes: [] },
+            rules: [],
+            policies: [],
+            priorityIssues: [],
+            activeRuleCount: 4,
+            p0RuleCount: 2
+          },
+          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 />);
+
+  const alertButton = await screen.findByRole('button', { name: '顶部告警事件 P0 2 / 活跃 4' });
+  expect(alertButton).toHaveTextContent('告警事件 P0 2 / 活跃 4');
+  fireEvent.click(alertButton);
+  expect(window.location.hash).toBe('#/quality');
+});
+
 test('shows vehicle service status distribution on dashboard', async () => {
   window.history.replaceState(null, '', '/#/dashboard');
   vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {