💄 Optimize poll

lib/models/poll.dart

@@ -8,7 +8,7 @@ part 'poll.g.dart';
 sealed class SnPollWithStats with _$SnPollWithStats {
   const factory SnPollWithStats({
     required Map<String, dynamic>? userAnswer,
-    required Map<String, dynamic> stats,
+    @Default({}) Map<String, dynamic> stats,
     required String id,
     required List<SnPollQuestion> questions,
     String? title,

lib/models/poll.freezed.dart

@@ -213,7 +213,7 @@ return $default(_that.userAnswer,_that.stats,_that.id,_that.questions,_that.titl
 @JsonSerializable()
 
 class _SnPollWithStats implements SnPollWithStats {
-  const _SnPollWithStats({required final  Map<String, dynamic>? userAnswer, required final  Map<String, dynamic> stats, required this.id, required final  List<SnPollQuestion> questions, this.title, this.description, this.endedAt, required this.publisherId, required this.createdAt, required this.updatedAt, this.deletedAt}): _userAnswer = userAnswer,_stats = stats,_questions = questions;
+  const _SnPollWithStats({required final  Map<String, dynamic>? userAnswer, final  Map<String, dynamic> stats = const {}, required this.id, required final  List<SnPollQuestion> questions, this.title, this.description, this.endedAt, required this.publisherId, required this.createdAt, required this.updatedAt, this.deletedAt}): _userAnswer = userAnswer,_stats = stats,_questions = questions;
   factory _SnPollWithStats.fromJson(Map<String, dynamic> json) => _$SnPollWithStatsFromJson(json);
 
  final  Map<String, dynamic>? _userAnswer;
@@ -226,7 +226,7 @@ class _SnPollWithStats implements SnPollWithStats {
 }
 
  final  Map<String, dynamic> _stats;
-@override Map<String, dynamic> get stats {
+@override@JsonKey() Map<String, dynamic> get stats {
   if (_stats is EqualUnmodifiableMapView) return _stats;
   // ignore: implicit_dynamic_type
   return EqualUnmodifiableMapView(_stats);

lib/models/poll.g.dart

@@ -9,7 +9,7 @@ part of 'poll.dart';
 _SnPollWithStats _$SnPollWithStatsFromJson(Map<String, dynamic> json) =>
     _SnPollWithStats(
       userAnswer: json['user_answer'] as Map<String, dynamic>?,
-      stats: json['stats'] as Map<String, dynamic>,
+      stats: json['stats'] as Map<String, dynamic>? ?? const {},
       id: json['id'] as String,
       questions:
           (json['questions'] as List<dynamic>)