LinearGradientPaint

interface LinearGradientPaint extends GradientPaint

// Create a linear gradient from left to right
group.createFill({
  type: "GRADIENT_LINEAR",
  start: { x: 0, y: 100 },
  end: { x: 200, y: 100 },
  stops: [
    { color: { r: 255, g: 0, b: 0 }, offset: 0, opacity: 1 },
    { color: { r: 0, g: 0, b: 255 }, offset: 1, opacity: 1 },
  ],
});