kuyseng/ruby repository overview

It's ruby version 2.1.6 with 'build-essential', 'libpq-dev' and 'nodejs'.

Need to update sources.list, follow link⁠

RUN echo 'deb http://deb.debian.org/debian/⁠ jessie main

deb-src http://deb.debian.org/debian/⁠ jessie main

deb http://security.debian.org/⁠ jessie/updates main

deb-src http://security.debian.org/⁠ jessie/updates main

deb http://archive.debian.org/debian⁠ jessie-backports main

deb-src http://archive.debian.org/debian⁠ jessie-backports main' >> /etc/sources.list

RUN apt-get -o Acquire::Check-Valid-Until=false update

RUN apt-get install -y build-essential libpq-dev nodejs

RUN gem install bundler --version 1.10.6