[x] If the requested region’s height or width is zero, or if the region is entirely outside the bounds of the reported dimensions, then the server should return a 400 (Bad Request) status code
[ ] Also check if size is larger than region and upscale is not set.
Some requests are invalid, e.g.
[x] If the requested region’s height or width is zero, or if the region is entirely outside the bounds of the reported dimensions, then the server should return a 400 (Bad Request) status code
[ ] Also check if size is larger than region and upscale is not set.