use sameersbn/ubuntu:12.04.20140418 as the base image

Dockerfile

@@ -1,33 +1,16 @@
-FROM ubuntu:12.04
+FROM sameersbn/ubuntu:12.04.20140418
 MAINTAINER sameer@damagehead.com
-ENV DEBIAN_FRONTEND noninteractive
 
-RUN sed 's/main$/main universe/' -i /etc/apt/sources.list
-RUN apt-get update # 20140409
-
-# Fix some issues with APT packages.
-# See https://github.com/dotcloud/docker/issues/1024
-RUN dpkg-divert --local --rename --add /sbin/initctl && \
-		ln -sf /bin/true /sbin/initctl
-
-# essentials
-RUN apt-get install -y vim curl wget sudo net-tools pwgen unzip \
-			logrotate supervisor openssh-server && apt-get clean
-
-# build tools
-# RUN apt-get install -y gcc make && apt-get clean
-
-# image specific
-RUN apt-get install -y postgresql-9.1 postgresql-client-9.1 && apt-get clean
+RUN apt-get update && \
+		apt-get install -y postgresql-9.1 postgresql-client-9.1 && \
+		apt-get clean # 20140418
 
 ADD assets/ /app/
-RUN mv /app/.vimrc /app/.bash_aliases /root/
-RUN chmod 755 /app/init /app/setup/install && /app/setup/install
+RUN chmod 755 /app/init /app/setup/install
+RUN /app/setup/install
 
 ADD authorized_keys /root/.ssh/
-RUN chmod 700 /root/.ssh && chmod 600 /root/.ssh/authorized_keys && chown root:root -R /root/.ssh
 
-EXPOSE 22
 EXPOSE 5432
 
 VOLUME ["/var/lib/postgresql"]