Gemfile.lock

GEM
  remote: https://rubygems.org/
  specs:
    backports (3.8.0)
    multi_json (1.12.1)
    rack (1.6.4)
    rack-protection (1.5.3)
      rack
    rack-test (0.7.0)
      rack (>= 1.0, < 3)
    sinatra (1.4.6)
      rack (~> 1.4)
      rack-protection (~> 1.4)
      tilt (>= 1.3, < 3)
    sinatra-contrib (1.4.7)
      backports (>= 2.0)
      multi_json
      rack-protection
      rack-test
      sinatra (~> 1.4.0)
      tilt (>= 1.3, < 3)
    tilt (2.0.1)

PLATFORMS
  ruby

DEPENDENCIES
  sinatra (= 1.4.6)
  sinatra-contrib

RUBY VERSION
   ruby 2.7.1p83

BUNDLED WITH
   2.1.4