feat(platform): add amap reverse geocode for trajectory

vehicle-data-platform/apps/web/src/api/client.test.ts

@@ -172,6 +172,31 @@ test('vehicleServiceSummary reads the vehicle service summary endpoint', async (
   expect(result.serviceStatuses.find((item) => item.status === 'no_data')?.count).toBe(461);
 });
 
+test('reverseGeocode reads the server-side AMap reverse geocode endpoint', async () => {
+  const fetchMock = vi.spyOn(globalThis, 'fetch').mockResolvedValue({
+    ok: true,
+    json: async () => ({
+      data: {
+        provider: 'AMap',
+        longitude: 113.2,
+        latitude: 23.1,
+        formattedAddress: '广东省广州市天河区测试路',
+        province: '广东省',
+        city: '广州市',
+        district: '天河区',
+        adcode: '440106'
+      },
+      traceId: 'trace-test',
+      timestamp: 1783094400000
+    })
+  } as Response);
+
+  const result = await api.reverseGeocode(new URLSearchParams({ longitude: '113.2', latitude: '23.1' }));
+
+  expect(fetchMock).toHaveBeenCalledWith('/api/map/reverse-geocode?longitude=113.2&latitude=23.1', undefined);
+  expect(result.formattedAddress).toBe('广东省广州市天河区测试路');
+});
+
 test('qualityNotificationPlan reads alert rules and priority issues from backend', async () => {
   const fetchMock = vi.spyOn(globalThis, 'fetch').mockResolvedValue({
     ok: true,