enforce rouge gem to old version to fix highlight issue

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

Gemfile

@@ -3,11 +3,14 @@ source 'https://rubygems.org'
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
 gem 'wdm', '>= 0.1.0' if Gem.win_platform?
 
-gem 'jekyll'
+gem 'jekyll', '3.8.6'
 gem 'jekyll-redirect-from'
 gem 'jekyll-relative-links'
 gem 'jekyll-sitemap'
 
+# FIXME: enforce rouge to old version for now: https://github.com/docker/docker.github.io/issues/14788
+gem 'rouge', "2.2.1"
+
 gem 'archive-zip'
 gem 'html-proofer'
 gem 'octopress-hooks'

Gemfile.lock

@@ -15,52 +15,47 @@ GEM
     eventmachine (1.2.7)
     ffi (1.15.5)
     forwardable-extended (2.6.0)
-    html-proofer (3.19.3)
+    html-proofer (3.19.4)
       addressable (~> 2.3)
       mercenary (~> 0.3)
-      nokogiri (~> 1.12)
+      nokogiri (~> 1.13)
-      parallel (~> 1.3)
+      parallel (~> 1.10)
       rainbow (~> 3.0)
       typhoeus (~> 1.3)
       yell (~> 2.0)
     http_parser.rb (0.8.0)
-    i18n (1.10.0)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     io-like (0.3.1)
-    jekyll (4.2.2)
+    jekyll (3.8.6)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
-      i18n (~> 1.0)
+      i18n (~> 0.7)
-      jekyll-sass-converter (~> 2.0)
+      jekyll-sass-converter (~> 1.0)
       jekyll-watch (~> 2.0)
-      kramdown (~> 2.3)
+      kramdown (~> 1.14)
-      kramdown-parser-gfm (~> 1.0)
       liquid (~> 4.0)
-      mercenary (~> 0.4.0)
+      mercenary (~> 0.3.3)
       pathutil (~> 0.9)
-      rouge (~> 3.0)
+      rouge (>= 1.7, < 4)
       safe_yaml (~> 1.0)
-      terminal-table (~> 2.0)
     jekyll-redirect-from (0.16.0)
       jekyll (>= 3.3, < 5.0)
     jekyll-relative-links (0.6.1)
       jekyll (>= 3.3, < 5.0)
-    jekyll-sass-converter (2.2.0)
+    jekyll-sass-converter (1.5.2)
-      sassc (> 2.0.1, < 3.0)
+      sass (~> 3.4)
     jekyll-sitemap (1.4.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    kramdown (2.4.0)
+    kramdown (1.17.0)
-      rexml
-    kramdown-parser-gfm (1.1.0)
-      kramdown (~> 2.0)
     liquid (4.0.3)
     listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    mercenary (0.4.0)
+    mercenary (0.3.6)
     nokogiri (1.13.6-x86_64-linux)
       racc (~> 1.4)
     octopress-hooks (2.6.2)
@@ -75,16 +70,15 @@ GEM
     rb-fsevent (0.11.1)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.5)
+    rouge (2.2.1)
-    rouge (3.28.0)
     safe_yaml (1.0.5)
-    sassc (2.4.0)
+    sass (3.7.4)
-      ffi (~> 1.9)
+      sass-listen (~> 4.0.0)
-    terminal-table (2.0.0)
+    sass-listen (4.0.0)
-      unicode-display_width (~> 1.1, >= 1.1.1)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
-    unicode-display_width (1.8.0)
     yell (2.2.2)
 
 PLATFORMS
@@ -95,12 +89,13 @@ PLATFORMS
 DEPENDENCIES
   archive-zip
   html-proofer
-  jekyll
+  jekyll (= 3.8.6)
   jekyll-redirect-from
   jekyll-relative-links
   jekyll-sitemap
   octopress-hooks
   rake
+  rouge (= 2.2.1)
   tzinfo-data
 
 BUNDLED WITH