Dockerfile in minke-1.9.6

- old
+ new
@@ -1,19 +1,19 @@
-FROM ruby:latest
+FROM debian:stable
 
 ENV COMPOSE_VERSION 1.7.1
-ENV MACHINE_VERSION 0.7.0
+ENV PATH /usr/local/rvm/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 
+RUN apt-get update
+RUN apt-get -y install procps build-essential openssl libreadline6 libreadline6-dev curl git-core zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-dev libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison rubygems
+
+RUN gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 && curl -L get.rvm.io | bash -s stable --ruby=2.3.1 --with-gems="bundle"
+
 RUN apt-get update -q \
 	&& apt-get install -y -q --no-install-recommends curl ca-certificates \
 	&& curl -o /usr/local/bin/docker-compose -L \
 		"https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-Linux-x86_64" \
 	&& chmod +x /usr/local/bin/docker-compose
 
-RUN curl -sSL https://rvm.io/mpapis.asc | gpg --import -
-RUN curl -sSL https://get.rvm.io | bash -s stable --ruby --with-gems="bundle"
+COPY Gemfile Gemfile
 
-COPY ./Gemfile Gemfile
-
 RUN /bin/bash -c "source /usr/local/rvm/scripts/rvm && rvm @global do bundle install"
-
-CMD ["source /usr/local/rvm/scripts/rvm"]