Adds dockerfile

.dockerignore

@@ -0,0 +1,4 @@
+vendor
+.env
+.git
+Dockerfile

Dockerfile

@@ -0,0 +1,10 @@
+FROM ruby:alpine
+MAINTAINER Nemo <opml.docker@captnemo.in>
+
+WORKDIR /app
+
+COPY Gemfile Gemfile.lock /app/
+RUN bundle install
+COPY . /app
+
+ENTRYPOINT ["bundle exec rackup"]