FROM debian:stable-slim MAINTAINER Drone CI/CD RUN echo $'\n\ Acquire::http { Proxy "'$HTTP_PROXY$'"; } \n\ Acquire::https { Proxy "https://"; }; \n\ >> /etc/apt/apt.conf.d/01-proxy RUN apt-get update && \ apt-get --yes upgrade && \ apt-get --yes install $BUILDDEPS CMD [ "/bin/bash", "-c", "#(noop)" ]