updated Gemfile

Author: treefrogframework

docs/Gemfile

@@ -9,3 +9,4 @@ group :jekyll_plugins do
 end
 
 gem "webrick", "~> 1.8"
+gem "rubyzip", "~> 2.3.0"

docs/Gemfile.lock

@@ -13,8 +13,8 @@ GEM
       minitest (>= 5.1, < 6)
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
-    addressable (2.8.6)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     base64 (0.3.0)
     benchmark (0.5.0)
     bigdecimal (4.0.1)
@@ -232,10 +232,8 @@ GEM
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.23.0)
-    mutex_m (0.2.0)
     net-http (0.9.1)
       uri (>= 0.11.1)
-    minitest (5.27.0)
     nokogiri (1.19.1-x86_64-linux-gnu)
       racc (~> 1.4)
     octokit (4.25.1)
@@ -245,7 +243,7 @@ GEM
       forwardable-extended (~> 2.6)
     props (1.2.0)
       iniparser (>= 0.1.0)
-    public_suffix (5.0.5)
+    public_suffix (5.1.1)
     racc (1.8.1)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
@@ -291,6 +289,7 @@ DEPENDENCIES
   jekyll (= 3.9.4)
   jekyll-theme-slate
   markdown
+  rubyzip (~> 2.3.0)
   webrick (~> 1.8)
 
 BUNDLED WITH