Add compose for jekyll

Author: nonamenix

Dockerfile

@@ -0,0 +1,14 @@
+FROM phusion/baseimage
+MAINTAINER Danil Ivanov
+
+RUN apt-get update
+RUN apt-get -y install build-essential zlib1g-dev ruby-dev ruby nodejs \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/
+
+RUN gem install github-pages -v 39
+
+VOLUME /site
+WORKDIR /site
+
+ENTRYPOINT ["jekyll"]

docker-compose.yml

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+version: "2"
+services:
+    jekyll:
+        build: .
+        ports:
+            - '4000:4000'
+        volumes:
+            - './sources:/site'
+        command: serve --watch
+