Gemfile.lock

GEM
  remote: https://rubygems.org/
  specs:
    activesupport (5.1.5)
      concurrent-ruby (~> 1.0, >= 1.0.2)
      i18n (~> 0.7)
      minitest (~> 5.1)
      tzinfo (~> 1.1)
    backports (3.11.1)
    concurrent-ruby (1.0.5)
    faraday (0.14.0)
      multipart-post (>= 1.2, < 3)
    faraday_middleware (0.12.2)
      faraday (>= 0.7.4, < 1.0)
    gli (2.17.1)
    hashie (3.5.7)
    i18n (0.9.5)
      concurrent-ruby (~> 1.0)
    minitest (5.11.3)
    multi_json (1.13.1)
    multipart-post (2.0.0)
    mustermann (1.0.2)
    puma (3.11.2)
    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)
    sinatra-contrib (2.0.1)
      backports (>= 2.0)
      multi_json
      mustermann (~> 1.0)
      rack-protection (= 2.0.1)
      sinatra (= 2.0.1)
      tilt (>= 1.3, < 3)
    slack-ruby-client (0.11.1)
      activesupport
      faraday (>= 0.9)
      faraday_middleware
      gli
      hashie
      websocket-driver
    thread_safe (0.3.6)
    tilt (2.0.8)
    tzinfo (1.2.5)
      thread_safe (~> 0.1)
    websocket-driver (0.7.0)
      websocket-extensions (>= 0.1.0)
    websocket-extensions (0.1.3)

PLATFORMS
  ruby

DEPENDENCIES
  puma
  sinatra
  sinatra-contrib
  slack-ruby-client

RUBY VERSION
   ruby 2.5.0p0

BUNDLED WITH
   1.16.1