🥅 Better request failed exceptions

lib/exceptions/request.dart

@@ -0,0 +1,10 @@
+import 'package:get/get.dart';
+
+class RequestException implements Exception {
+  final Response data;
+
+  const RequestException(this.data);
+
+  @override
+  String toString() => 'Request failed ${data.statusCode}: ${data.bodyString}';
+}