dockerizing site setup

Dockerfile

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+FROM ruby:2.1
+MAINTAINER mrafayaleem@gmail.com
+
+RUN apt-get clean \
+  && mv /var/lib/apt/lists /var/lib/apt/lists.broke \
+  && mkdir -p /var/lib/apt/lists/partial
+
+RUN apt-get update
+
+RUN apt-get install -y \
+    node \
+    python-pygments \
+  && apt-get clean \
+  && rm -rf /var/lib/apt/lists/
+
+WORKDIR /tmp
+ADD Gemfile /tmp/
+ADD Gemfile.lock /tmp/
+RUN bundle install
+
+VOLUME /src
+EXPOSE 4000
+
+WORKDIR /src
+ENTRYPOINT ["jekyll"]
+