delay around_action tx scope mojolicious

scope.pl

use Mojolicious::Lite;                                                             
use Mojo::IOLoop::Delay;                                                           
                                                                                   
hook around_action => sub {                                                        
  my ($next, $c, $action, $last) = @_;                                             
  $c->stash->{tx} = $c->tx;    # Maintain scope                                    
                                                                                   
  return $next->() if not $last;                                                   
                                                                                   
  my $delay = Mojo::IOLoop::Delay->new;                                            
  $c->render_later;                                                                
                                                                                   
  $delay->steps(                                                                   
    sub {                                                                          
      $c->app->log->debug('first step');                                           
      $delay->begin->();                                                           
    },                                                                             
                                                                                   
    sub {                                                                          
      $c->tx->on(                                                                  
        finish => sub {                                                            
          $delay->begin->();                                                       
        }                                                                          
      );                                                                           
                                                                                   
      $next->();                                                                                                                                               
    },                                                                             
                                                                                   
    sub {                                                                          
      $c->app->log->debug('3rd step');                                             
    }                                                                              
  );                                                                               
};                                                                                 
                                                                                   
get '/' => sub {                                                                   
  my $self = shift;                                                                
                                                                                   
  # Mojolicious::Controller                                                        
  warn ref $self->req;                                                             
                                                                                   
  $self->render(text => "gotten");                                                 
                                                                                   
  warn ref $self->req;                                                             
};                                                                                 
                                                                                   
app->start;