feat : app version check in splash

lib/data/model/app_info_model.dart

@@ -0,0 +1,28 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'app_info_model.freezed.dart';
+part 'app_info_model.g.dart';
+
+@freezed
+abstract class AppInfoModel with _$AppInfoModel {
+  const factory AppInfoModel({
+    required String key,
+    required Info info,
+    required String downloadLink,
+  }) = _AppInfoModel;
+
+  factory AppInfoModel.fromJson(Map<String, dynamic> json) =>
+      _$AppInfoModelFromJson(json);
+}
+
+@freezed
+abstract class Info with _$Info {
+  const factory Info({
+    required String version,
+    required bool required,
+    required String module,
+  }) = _Info;
+
+  factory Info.fromJson(Map<String, dynamic> json) => _$InfoFromJson(json);
+}
+