connect with backend

lib/providers/order_provider.dart

@@ -0,0 +1,26 @@
+import 'package:flutter/cupertino.dart';
+
+import '../services/order_service.dart';
+
+class OrderProvider extends ChangeNotifier {
+  final OrderService service;
+
+  OrderProvider(this.service);
+
+  bool loading = false;
+  List orders = [];
+
+  Future<void> loadOrders() async {
+    loading = true;
+    notifyListeners();
+
+    final res = await service.getOrders();
+
+    if (res['success'] == true) {
+      orders = res['orders'];
+    }
+
+    loading = false;
+    notifyListeners();
+  }
+}