let pngData = try QRCode.build
.text("QRCode WatchOS Demo")
.errorCorrection(.medium)
.backgroundColor(hexString: "000033")
.quietZonePixelCount(1)
.background.cornerRadius(4)
.onPixels.foregroundColor(hexString: "FFFF80")
.eye.shape(QRCode.EyeShape.RoundedOuter())
.eye.foregroundColor(hexString: "FEE521")
.pupil.foregroundColor(hexString: "FFCC4D")
.generate.image(dimension: 300, representation: .png(scale: 2))