fixing the typo

Dockerfile

@@ -0,0 +1,29 @@
+FROM ruby:2.6.1-alpine3.9
+
+RUN apk add --update \
+  bash \
+  bash-completion \
+  build-base \
+  libxml2-dev \
+  libxslt-dev \
+  git \
+  rsync \
+  nginx \
+  nodejs \
+  npm \
+  && npm config set unsafe-perm true \
+  && rm -rf /var/cache/apk/* \
+  && npm config set cache /var --global \
+  && npm install -g grunt \
+  && npm install -g gulp \
+  && npm install -g typescript \
+  && npm install -g gulp-typedoc typedoc\
+  && mkdir /run/nginx
+
+COPY docs-watcher/start.sh /
+
+RUN chmod +x /start.sh
+
+ENTRYPOINT [ "/start.sh" ]
+
+EXPOSE 9192

Gemfile

@@ -0,0 +1,10 @@
+source 'https://rubygems.org'
+
+gem 'uglifier'
+gem 'json', '1.8.6'
+gem 'jekyll', '3.0.1'
+gem 'jekyll-sitemap'
+gem 'jekyll-assets'
+gem 'github-markdown'
+gem 'html-pipeline'
+gem 'jekyll-unsanitize', '0.4'

Gemfile.lock

@@ -0,0 +1,97 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activesupport (4.2.5)
+      i18n (~> 0.7)
+      json (~> 1.7, >= 1.7.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    addressable (2.3.8)
+    colorator (0.1)
+    execjs (2.6.0)
+    fastimage (1.8.0)
+      addressable (~> 2.3, >= 2.3.5)
+    ffi (1.9.24)
+    github-markdown (0.6.9)
+    hike (1.2.3)
+    html-pipeline (2.2.2)
+      activesupport (>= 2, < 5)
+      nokogiri (>= 1.4)
+    i18n (0.7.0)
+    jekyll (3.0.1)
+      colorator (~> 0.1)
+      jekyll-sass-converter (~> 1.0)
+      jekyll-watch (~> 1.1)
+      kramdown (~> 1.3)
+      liquid (~> 3.0)
+      mercenary (~> 0.3.3)
+      rouge (~> 1.7)
+      safe_yaml (~> 1.0)
+    jekyll-assets (1.0.0)
+      fastimage (~> 1.6)
+      jekyll (>= 2)
+      mini_magick (~> 4.1)
+      sass (~> 3.2)
+      sprockets (~> 2.10)
+      sprockets-helpers
+      sprockets-sass
+    jekyll-sass-converter (1.4.0)
+      sass (~> 3.4)
+    jekyll-sitemap (0.9.0)
+    jekyll-unsanitize (0.4)
+    jekyll-watch (1.4.0)
+      listen (~> 3.0, < 3.1)
+    json (1.8.6)
+    kramdown (1.11.1)
+    liquid (3.0.6)
+    listen (3.0.8)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    mercenary (0.3.6)
+    mini_magick (4.3.6)
+    mini_portile2 (2.4.0)
+    minitest (5.8.2)
+    multi_json (1.11.2)
+    nokogiri (1.10.5)
+      mini_portile2 (~> 2.4.0)
+    rack (1.6.11)
+    rb-fsevent (0.9.7)
+    rb-inotify (0.9.7)
+      ffi (>= 0.5.0)
+    rouge (1.11.0)
+    safe_yaml (1.0.4)
+    sass (3.4.22)
+    sprockets (2.12.4)
+      hike (~> 1.2)
+      multi_json (~> 1.0)
+      rack (~> 1.0)
+      tilt (~> 1.1, != 1.3.0)
+    sprockets-helpers (1.2.1)
+      sprockets (>= 2.2)
+    sprockets-sass (1.3.1)
+      sprockets (~> 2.0)
+      tilt (~> 1.1)
+    thread_safe (0.3.5)
+    tilt (1.4.1)
+    tzinfo (1.2.2)
+      thread_safe (~> 0.1)
+    uglifier (2.7.2)
+      execjs (>= 0.3.0)
+      json (>= 1.8.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  github-markdown
+  html-pipeline
+  jekyll (= 3.0.1)
+  jekyll-assets
+  jekyll-sitemap
+  jekyll-unsanitize (= 0.4)
+  json (= 1.8.6)
+  uglifier
+
+BUNDLED WITH
+   1.16.1