Error while resizing image with image_processing gem:
TypeError (no implicit conversion to float from string):
18:27:36 web.1  | ruby-vips (2.2.2) lib/vips/gvalue.rb:106:in `g_value_set_double'

Solution: 
- variant(resize: "100x”) - From This
+ variant(resize_to_limit: [100, nil]) - TO THIS