cleanup

src/image.js

@@ -23,10 +23,6 @@ export function validateImage(buffer, limits) {
   if (image.width * image.height > limits.maxPixels) {
     throw new HttpError(413, 'Image has too many pixels.');
   }
-  if (limits.requireSquare && image.width !== image.height) {
-    throw new HttpError(422, 'Image must be square.');
-  }
-
   return { ...image, byteSize: buffer.length };
 }