GEM remote: https://rubygems.org/ specs: exifr (1.3.9) fspath (3.1.2) image_optim (0.31.1) exifr (~> 1.2, >= 1.2.2) fspath (~> 3.0) image_size (>= 1.5, < 4) in_threads (~> 1.3) progress (~> 3.0, >= 3.0.1) image_size (3.0.2) in_threads (1.6.0) progress (3.6.0) PLATFORMS ruby DEPENDENCIES image_optim BUNDLED WITH 2.3.9