GEM
  remote: https://rubygems.org/
  specs:
    forwardable (1.4.0)
    iostruct (0.7.0)
    prime (0.1.4)
      forwardable
      singleton
    rainbow (3.1.1)
    singleton (0.3.0)
    zpng (0.4.6)
      iostruct (>= 0.7.0)
      rainbow (~> 3.1.1)
    zsteg (0.2.14)
      iostruct (>= 0.7.0)
      prime
      zpng (>= 0.4.6)

PLATFORMS
  ruby
  x86_64-linux

DEPENDENCIES
  zsteg

BUNDLED WITH
   2.6.9