Use libxdo bindings to send text / keystrokes to any application that will accept keystrokes from X11.
use X11::libxdo;
my $xdo = Xdo.new;
my $active = $xdo.get-active-window;
my $command = $*VM.config<os> eq 'darwin' ?? 'open' !! 'xdg-open';
shell "$command https://www.google.com";
sleep 1;
my $match = rx[^'Google '];
say my $w = $xdo.search(:name($match))<ID>;
sleep .25;
if $w {
$xdo.activate-window($w);
say "Window name: ", $xdo.get-window-name( $w );
$xdo.type($w, 'Raku language');
sleep .25;
$xdo.send-sequence($w, 'Tab');
sleep .5;
$xdo.send-sequence($w, 'Tab');
sleep .5;
$xdo.send-sequence($w, 'Tab');
sleep .5;
$xdo.send-sequence($w, 'Return');
}