feat: product

lib/domain/product/failures/product_failure.dart

@@ -0,0 +1,10 @@
+part of '../product.dart';
+
+@freezed
+sealed class ProductFailure with _$ProductFailure {
+  const factory ProductFailure.serverError(ApiFailure failure) = _ServerError;
+  const factory ProductFailure.unexpectedError() = _UnexpectedError;
+  const factory ProductFailure.empty() = _Empty;
+  const factory ProductFailure.dynamicErrorMessage(String erroMessage) =
+      _DynamicErrorMessage;
+}