Add centos 7 image with ruby2.3.5

7-ruby2.3.5/Dockerfile

@@ -0,0 +1,29 @@
+FROM centos:centos7
+
+MAINTAINER [email protected]
+
+ENV RUBY_DIR /ruby
+ENV RUBY_VERSION 2.3.5
+ENV RUBY_INSTALL $RUBY_DIR/$RUBY_VERSION
+
+RUN rpm -Uvh \
+    https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm && \
+    yum update -y && \
+    yum install -y make which wget tar git \
+    gcc patch readline-devel zlib-devel      \
+    libyaml-devel libffi-devel openssl-devel \
+    gdbm-devel ncurses-devel libxml-devel bzip2
+
+RUN cd /usr/src && \
+    git clone https://github.com/sstephenson/ruby-build.git && \
+    ./ruby-build/install.sh && \
+    mkdir -p $RUBY_INSTALL && \
+    /usr/local/bin/ruby-build $RUBY_VERSION $RUBY_INSTALL && \
+    rm -rf /usr/src/ruby-build
+
+ENV NODE_VERSION 5.6.0
+
+RUN wget https://nodejs.org/dist/v${NODE_VERSION}/node-v${NODE_VERSION}-linux-x64.tar.gz -O /tmp/node-v${NODE_VERSION}-linux-x64.tar.gz && \
+  tar --strip-components 1 -xzvf /tmp/node-v* -C /usr/local
+
+ENV PATH $RUBY_INSTALL/bin:$PATH