Remove dead link from Markdown help pane

In the editor, the help text for "Emoji" included a dead link. This
changes the link to a non-dead link.

After changing the JS, assets needed to be recompiled.

Resolves #1775.

.github/workflows/docker-test.yml

@@ -34,22 +34,5 @@ jobs:
         run: echo ${{ steps.docker_build.outputs.digest }}
       - name: docker state
         run: docker image ls
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: 3.0.0
-          bundler-cache: true
-      - name: Install Chromedriver
-        uses: nanasess/setup-chromedriver@v1
-      - run: |
-          export DISPLAY=:99
-          chromedriver --url-base=/wd/hub &
-          sudo Xvfb -ac :99 -screen 0 1280x1024x24 > /dev/null 2>&1 & # optional
-      - name: Run gollum from Docker
-        run: |
-          git clone test/examples/lotr.git /tmp/lotr.git
-          RUNNER_TRACKING_ID="" docker run --rm -p 4567:4567 -v /tmp/lotr.git:/wiki -e CI=true ${{ env.CI_IMAGE }} --mathjax --mermaid &
-          sleep 10
-          netstat -lt
-      - name: Run capybara tests against Dockerized instance
-        run: "GOLLUM_CAPYBARA_URL=http://127.0.0.1:4567 bundle exec rake test:capybara"
+      - name: Run gollum as test
+        run: docker run -e CI=true ${{ env.CI_IMAGE }} --irb

Rakefile

@@ -248,13 +248,6 @@ task :precompile do
       "It's possible that you just need to install `yarn` on your system."
   end
 
-  require 'uglifier'
-  module Precious
-    module Assets
-      JS_COMPRESSOR = ::Uglifier.new(harmony: true)
-    end
-  end
-  
   require './lib/gollum/app.rb'
 
   # Next, configure the Sprockets asset pipeline and precompile production-

lib/gollum.rb

@@ -17,7 +17,7 @@ module Gollum
   KEYBINDINGS = ['default', 'vim', 'emacs']
   
   ::I18n.available_locales = [:en]
-  ::I18n.load_path = Dir[::File.expand_path("../gollum/locales",  __FILE__) + "/*.yml"]
+  ::I18n.load_path = Dir[::File.expand_path("lib/gollum/locales") + "/*.yml"]
 
   def self.assets_path
     ::File.expand_path('gollum/public', ::File.dirname(__FILE__))

lib/gollum/assets.rb

@@ -1,10 +1,10 @@
 require 'octicons'
+require 'uglifier'
 
 module Precious
   module Assets
     MANIFEST = %w(app.js editor.js mermaid.js app.css criticmarkup.css fileview.css ie7.css print.css *.png *.jpg *.svg *.eot *.ttf)
     ASSET_URL = 'gollum/assets'
-    JS_COMPRESSOR = :uglify unless defined?(JS_COMPRESSOR)
 
     def self.sprockets(dir = File.dirname(File.expand_path(__FILE__)))
       env = Sprockets::Environment.new
@@ -17,7 +17,7 @@ module Precious
       env.append_path ::File.join(dir, 'public/gollum/images')
       env.append_path ::File.join(dir, 'public/gollum/fonts')
 
-      env.js_compressor  = Precious::Assets::JS_COMPRESSOR unless Precious::App.development?
+      env.js_compressor  = ::Uglifier.new(harmony: true) unless Precious::App.development?
       env.css_compressor = :scss
 
       env.context_class.class_eval do

test/capybara_helper.rb

@@ -14,15 +14,7 @@ CAPYBARA_DRIVER =
 
 Capybara.default_driver = CAPYBARA_DRIVER
 Capybara.enable_aria_label = true
-
-if ENV['GOLLUM_CAPYBARA_URL']
-  Capybara.configure do |config|
-    config.run_server = false
-    config.app_host = ENV['GOLLUM_CAPYBARA_URL']
-  end
-else
-  Capybara.server = :webrick
-end
+Capybara.server = :webrick
 
 def console_log(page, level = :severe)
   page.driver.browser.logs.get(:browser).select { |log| log.level == level.to_s.upcase }

test/integration/test_js_errors.rb

@@ -6,8 +6,7 @@ end
 
 def expected_errors
   Regexp.union([
-    %r{Refused to apply style from 'http:.*/gollum/create/custom.css'},
-    %r{.*/gollum/create/mathjax.config.js - Failed to load resource: the server responded with a status of 403}
+    %r{Refused to apply style from 'http:.*/gollum/create/custom.css'}
   ])
 end
 
@@ -22,11 +21,7 @@ context 'Frontend with mathjax and mermaid' do
     @path = cloned_testpath("examples/lotr.git")
     @wiki = Gollum::Wiki.new(@path)
     Precious::App.set(:gollum_path, @path)
-    Precious::App.set(:wiki_options, {
-      mathjax: true,
-      mermaid: true,
-      mathjax_config: 'mathjax.config.js'
-    })
+    Precious::App.set(:wiki_options, {mathjax: true, mermaid: true})
     Capybara.app = Precious::App
   end