La configuration

{
  messageBackground: '#212529',
  messageColor: '#f8f9fa',
  dialogBackground: '#212529',
  dialogColor: '#f8f9fa',
  colors: [
    '#212529', //black
    '#f8f9fa', //white
    '#ced4da', //gray
    '#228be6', //blue
    '#fa5252', //red
    '#fcc419', //yellow
    '#ff922b', //orange
    '#40c057', //green
    '#f06595', //pink
    '#a52f01', //brown
  ],
  screenWidth: 8,
  screenHeight: 8,
  cellWidth: 8,
  cellHeight: 8,
  background: 1,
  volume: 0.5,
  controls: {
    LEFT: 'ArrowLeft',
    RIGHT: 'ArrowRight',
    UP: 'ArrowUp',
    DOWN: 'ArrowDown',
    ACTION: ['Enter', 'Space'],
  },
  player: {
    sprite: 0,
  },
  templates: {},
  map: `
    ........
    ........
    ........
    ........
    ........
    ........
    ........
    ........
  `,
}