Gemfile.lock

GEM
  remote: https://rubygems.org/
  specs:
    daemons (1.2.6)
    eventmachine (1.2.5)
    faye-websocket (0.10.7)
      eventmachine (>= 0.12.0)
      websocket-driver (>= 0.5.1)
    foreman (0.84.0)
      thor (~> 0.19.1)
    mustermann (1.0.2)
    rack (2.0.4)
    rack-protection (2.0.1)
      rack
    sinatra (2.0.1)
      mustermann (~> 1.0)
      rack (~> 2.0)
      rack-protection (= 2.0.1)
      tilt (~> 2.0)
    thin (1.7.2)
      daemons (~> 1.0, >= 1.0.9)
      eventmachine (~> 1.0, >= 1.0.4)
      rack (>= 1, < 3)
    thor (0.19.4)
    tilt (2.0.8)
    websocket-driver (0.7.0)
      websocket-extensions (>= 0.1.0)
    websocket-extensions (0.1.3)

PLATFORMS
  ruby

DEPENDENCIES
  faye-websocket (~> 0.10.7)
  foreman (~> 0.84.0)
  sinatra (~> 2.0, >= 2.0.1)
  thin (~> 1.7)

RUBY VERSION
   ruby 2.5.0p0

BUNDLED WITH
   1.16.1