Create stepDataProvider

stepDataProvider

@@ -0,0 +1,19 @@
+import 'dart:convert';
+
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:shipment_calendar/model/model.dart';
+
+import '../service/service.dart';
+
+final stepDataProvider = FutureProvider<List<StepperData>>((ref) async {
+  final stepDataService = ref.read(stepDataServiceProvider); // Get the StepDataService instance
+  final jsonString = await stepDataService.loadStepDataJson(); // Call the method on the instance
+  final jsonData = json.decode(jsonString);
+  return List<StepperData>.from(jsonData);
+});
+
+final asyncValueProvider = Provider<AsyncValue<List<StepperData>>>(
+      (ref) => ref.watch(stepDataProvider),
+);
+
+