game/modules_data/steps/first_step.php

<?php

/**
 * @var string $token
 * @var int $time
 * @var string $button_text
 * @var object $step
 */

$short_name = 'first_step';

require 'step.php';

?>
<script>
    const training_data = () => {
        return {
            content: `<?=$step->message?>`,
            title: `<?=$step->title?>`,
            button_text: `<?=$button_text?>`,
            time: <?=$time?>,
            token: '<?=$token?>',
            short_name: '<?=$short_name?>',
        }
    }
</script>
<script src="/js/training/modal.js"></script>

<script>
    modal.show()
</script>