dvDefaultImageWidths top-level constant
Next.js's device and image sizes, which are what most layouts land on.
Implementation
const List<int> dvDefaultImageWidths = <int>[
16, 32, 48, 64, 96, 128, 256, 384, //
640, 750, 828, 1080, 1200, 1920, 2048, 3840,
];