migrate mobile with new endpoints

mobile/hooks/useSyncPull.ts

@@ -0,0 +1,23 @@
+import { useCallback, useRef } from 'react';
+import { apiClient } from '../api/client';
+import { ENDPOINTS } from '../constants/api';
+import { SyncQueueItem } from '../types';
+
+export function useSyncPull() {
+  const isRunning = useRef(false);
+
+  const pull = useCallback(async (locationId?: string) => {
+    if (isRunning.current) return { items: [] };
+    isRunning.current = true;
+
+    try {
+      const body = locationId ? { location_id: locationId } : {};
+      const result = await apiClient.post<SyncQueueItem[]>(ENDPOINTS.SYNC_PULL, body);
+      return { items: result };
+    } finally {
+      isRunning.current = false;
+    }
+  }, []);
+
+  return { pull };
+}