Make proper use of Reaction stuff in Teapot lib

lib/Teapot/Bot/Object/MessageReactionUpdated.pm

@@ -0,0 +1,67 @@
+package Teapot::Bot::Object::MessageReactionUpdated;
+# ABSTRACT: The base class for Telegram message 'ReactionUpdated' type.
+
+use strict;
+use warnings;
+use 5.018; ## no critic (ProhibitImplicitImport)
+use utf8;
+
+use Mojo::Base 'Teapot::Bot::Object::Base';
+
+use Teapot::Bot::Object::Chat ();
+use Teapot::Bot::Object::Chat ();
+use Teapot::Bot::Object::User ();
+
+$Teapot::Bot::Object::MessageReactionUpdated::VERSION = '0.026';
+
+has 'chat';         # The chat containing the message the user reacted to
+has 'message_id';   # Unique identifier of the message inside the chat
+has 'user';         # Optional. The user that changed the reaction, if the user isn't anonymous
+has 'actor_chat';   # Optional. The chat on behalf of which the reaction was changed, if the user is anonymous
+has 'date';         # Date of the change in Unix time
+has 'old_reaction'; # Previous list of reaction types that were set by the user
+has 'new_reaction'; # New list of reaction types that have been set by the user
+
+sub fields {
+  return {
+    'Teapot::Bot::Object::Chat'            => [qw/chat actor_chat/],
+    'Teapot::Bot::Object::User'            => [qw/user/],
+    'Teapot::Bot::Object::MessageReaction' => [qw/old_reaction new_reaction/],
+    'scalar'                               => [qw/message_id date/],
+  };
+}
+
+1;
+
+__END__
+
+=pod
+
+=encoding utf8
+
+=head1 NAME
+
+Teapot::Bot::Object::MessageReaction - The base class for Telegram message 'ReactionUpdated' type
+
+=head1 VERSION
+
+version 0.026
+
+=head1 DESCRIPTION
+The base class for Telegram message 'ReactionUpdated' type.
+
+See L<https://core.telegram.org/bots/api#messagereactionupdated> for details of the
+attributes available for C<Teapot::Bot::Object::MessageReactionUpdated> objects.
+
+=head1 AUTHOR
+
+Sergei Fedosov <eleksir@gmail.com>
+
+=head1 LICENSE AND COPYRIGHT
+
+This software is copyright (c) 2025 Sergei Fedosov <eleksir@gmail.com>.
+
+This is free software; you can redistribute it and/or modify it under
+the same terms as the Perl 5 programming language system itself.
+
+=cut