get '/goodbye'   => sub { 
  $_[0]->render( 'goodbye', some_string => "Goodbye world!" ); 
};

get '/*fallback' => { fallback => 'index' } => sub { 
  $_[0]->render( 'index', some_string => "Hello world!\n" ); 
};
__DATA__

@@ index.html.ep
........


@@ goodbye.html.ep
...........