Perlcritic overhaul, apply to Teapot lib too

lib/Teapot/Bot/Object/ChatInviteLink.pm

@@ -1,8 +1,13 @@
 package Teapot::Bot::Object::ChatInviteLink;
 # ABSTRACT: The base class for Telegram message 'ChatInviteLink' type.
 
+use strict;
+use warnings;
+use 5.018; ## no critic (ProhibitImplicitImport)
+use utf8;
+
 use Mojo::Base 'Teapot::Bot::Object::Base';
-use Teapot::Bot::Object::User;
+use Teapot::Bot::Object::User ();
 
 $Teapot::Bot::Object::ChatInviteLink::VERSION = '0.022';
 
@@ -31,7 +36,7 @@ __END__
 
 =pod
 
-=encoding UTF-8
+=encoding utf8
 
 =head1 NAME
 
@@ -45,7 +50,7 @@ version 0.022
 The base class for Telegram message 'ChatInviteLink' type.
 
 See L<https://core.telegram.org/bots/api#chatinvitelink> for details of the
-attributes available for L<Teapot::Bot::Object::ChatInviteLink> objects.
+attributes available for C<Teapot::Bot::Object::ChatInviteLink> objects.
 
 =head1 AUTHOR