Reference docs:
- Creating adaptive tiles: https://docs.microsoft.com/en-us/windows/uwp/controls-and-patterns/tiles-and-notifications-create-adaptive-tiles
- JS example: https://github.com/Windows-XAML/Template10/blob/master/Samples/Tiles/Services/TileService/TileService.cs
- Adaptive tile tempaltes: https://blogs.msdn.microsoft.com/tiles_and_toasts/2015/06/30/adaptive-tile-templates-schema-and-documentation/