FROM postgres:12 EXPOSE 5432 RUN apt-get update RUN apt-get -y install git libpq-dev postgresql-server-dev-12 RUN apt-get -y install gcc make COPY init-count-bits.sh /docker-entrypoint-initdb.d/ RUN git clone https://github.com/sldab/count-bits.git /opt/count-bits && \ cd /opt/count-bits && \ make && \ sed -i.bak 's/create_functions: install/create_functions:/' Makefile && \ make install