TF-48 Implement autocomplete email address

lib/features/composer/domain/state/search_email_address_state.dart

@@ -0,0 +1,21 @@
+import 'package:core/core.dart';
+import 'package:jmap_dart_client/jmap/mail/email/email_address.dart';
+
+class SearchEmailAddressSuccess extends UIState {
+
+  final List<EmailAddress> listEmailAddress;
+
+  SearchEmailAddressSuccess(this.listEmailAddress);
+
+  @override
+  List<Object?> get props => [listEmailAddress];
+}
+
+class SearchEmailAddressFailure extends FeatureFailure {
+  final exception;
+
+  SearchEmailAddressFailure(this.exception);
+
+  @override
+  List<Object> get props => [exception];
+}