text: export class Main extends Phaser.Scene {
    preload() {
      this.load.image('contra', 'assets/contra.png');
    }
  
    create() {
      this.add.text(340, 100, 'Hello world!', { fill: '#0f0' });
      this.add.image(200, 200, 'contra');
    }
  }
  