diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..41edf25
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,121 @@
+PATH
+  remote: .
+  specs:
+    skunk (0.4.2)
+      rubycritic (>= 4.4, < 5.0)
+      terminal-table (~> 1.8.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
+    ansi (1.5.0)
+    ast (2.4.1)
+    axiom-types (0.1.1)
+      descendants_tracker (~> 0.0.4)
+      ice_nine (~> 0.11.0)
+      thread_safe (~> 0.3, >= 0.3.1)
+    byebug (11.1.3)
+    codeclimate-engine-rb (0.4.1)
+      virtus (~> 1.0)
+    codecov (0.1.21)
+      json
+      simplecov
+    coercible (1.0.0)
+      descendants_tracker (~> 0.0.1)
+    descendants_tracker (0.0.4)
+      thread_safe (~> 0.3, >= 0.3.1)
+    docile (1.3.2)
+    equalizer (0.0.11)
+    erubis (2.7.0)
+    flay (2.12.1)
+      erubis (~> 2.7.0)
+      path_expander (~> 1.0)
+      ruby_parser (~> 3.0)
+      sexp_processor (~> 4.0)
+    flog (4.6.4)
+      path_expander (~> 1.0)
+      ruby_parser (~> 3.1, > 3.1.0)
+      sexp_processor (~> 4.8)
+    ice_nine (0.11.2)
+    jaro_winkler (1.5.4)
+    json (2.3.1)
+    kwalify (0.7.2)
+    launchy (2.4.3)
+      addressable (~> 2.3)
+    minitest (5.8.5)
+    minitest-around (0.5.0)
+      minitest (~> 5.0)
+    parallel (1.19.2)
+    parser (2.6.5.0)
+      ast (~> 2.4.0)
+    path_expander (1.1.0)
+    psych (3.1.0)
+    public_suffix (4.0.6)
+    rainbow (3.0.0)
+    rake (13.0.1)
+    reek (5.4.1)
+      codeclimate-engine-rb (~> 0.4.0)
+      kwalify (~> 0.7.0)
+      parser (>= 2.5.0.0, < 2.7, != 2.5.1.1)
+      psych (~> 3.1.0)
+      rainbow (>= 2.0, < 4.0)
+    rubocop (0.78.0)
+      jaro_winkler (~> 1.5.1)
+      parallel (~> 1.10)
+      parser (>= 2.6)
+      rainbow (>= 2.2.2, < 4.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 1.4.0, < 1.7)
+    ruby-progressbar (1.10.1)
+    ruby_parser (3.15.0)
+      sexp_processor (~> 4.9)
+    rubycritic (4.4.1)
+      flay (~> 2.8)
+      flog (~> 4.4)
+      launchy (= 2.4.3)
+      parser (>= 2.6.0)
+      rainbow (~> 3.0)
+      reek (~> 5.0, < 6.0)
+      ruby_parser (~> 3.8)
+      simplecov (>= 0.17.0)
+      tty-which (~> 0.4.0)
+      virtus (~> 1.0)
+    sexp_processor (4.15.1)
+    simplecov (0.18.5)
+      docile (~> 1.1)
+      simplecov-html (~> 0.11)
+    simplecov-console (0.5.0)
+      ansi
+      simplecov
+      terminal-table
+    simplecov-html (0.12.2)
+    terminal-table (1.8.0)
+      unicode-display_width (~> 1.1, >= 1.1.1)
+    thread_safe (0.3.6)
+    tty-which (0.4.2)
+    unicode-display_width (1.6.1)
+    virtus (1.0.5)
+      axiom-types (~> 0.1)
+      coercible (~> 1.0)
+      descendants_tracker (~> 0.0, >= 0.0.3)
+      equalizer (~> 0.0, >= 0.0.9)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  byebug (~> 11)
+  codecov (~> 0.1.16)
+  minitest (~> 5.8.4)
+  minitest-around (~> 0.5.0)
+  rake (~> 13.0)
+  reek (~> 5.4.0)
+  rubocop (< 1.0)
+  simplecov (~> 0.18.1)
+  simplecov-console (= 0.5.0)
+  skunk!
+
+BUNDLED WITH
+   2.1.4