--- a/dockerfiles/ubuntu-xenial Sun Jul 24 09:33:01 2016 +0800
+++ b/dockerfiles/ubuntu-xenial Mon Jul 25 14:03:08 2016 +0800
RUN echo 'APT::Install-Recommends "no";' > /etc/apt/apt.conf.d/99recommends
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
+ && rm -rf /var/lib/apt/lists/*
RUN useradd worker --create-home --user-group