Permissions: -rw-r--r--
FROM ubuntu:xenialRUN echo 'APT::Install-Recommends "no";' > /etc/apt/apt.conf.d/99recommendsRUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \ build-essential \ git \ mercurial \ python-yaml \ luarocks \ unzip \ npm \ virtualenv \ && rm -rf /var/lib/apt/lists/*RUN useradd worker --create-home --user-group