Decrease image size

# docker build -t db-fakedisplay:latest --build-arg=dbf_version=$(git describe --dirty) .

FROM debian:buster-slim as files

ARG dbf_version=git

COPY index.pl /app/

COPY lib/ /app/lib/

COPY public/ /app/public/

COPY templates/ /app/templates/

COPY share/ /app/share/

WORKDIR /app

RUN ln -sf ../ext-templates/imprint.html.ep templates/imprint.html.ep \

	&& ln -sf ../ext-templates/privacy.html.ep templates/privacy.html.ep

RUN find lib -name *.pm | xargs sed -i \

	-e "s/VERSION *= *.*;/VERSION = '${dbf_version}';/" \

	-e "s/dbf_version *= *.*;/dbf_version = '${dbf_version}';/"

FROM perl:5.30-slim

ARG DEBIAN_FRONTEND=noninteractive

WORKDIR /app

RUN apt-get update \

	&& apt-get -y --no-install-recommends install ca-certificates curl gcc git libc6-dev libdb5.3 libdb5.3-dev libssl1.1 libssl-dev libxml2 libxml2-dev make zlib1g-dev \

	&& apt-get -y --no-install-recommends install \

		ca-certificates \

		curl \

		gcc \

		libc6-dev \

		libdb5.3 \

		libdb5.3-dev \

		libssl1.1 \

		libssl-dev \

		libxml2 \

		libxml2-dev \

		make \

		zlib1g-dev \

	&& cpanm -n --no-man-pages --installdeps . \

	&& rm -rf ~/.cpanm \

	&& apt-get -y purge curl gcc libc6-dev libdb5.3-dev libssl-dev libxml2-dev make zlib1g-dev \

	&& apt-get -y autoremove \

	&& apt-get -y clean \

	&& rm -rf /var/cache/apt/* /var/lib/apt/lists/*

COPY .git/ /app/.git/

COPY lib/ /app/lib/

COPY public/ /app/public/

COPY templates/ /app/templates/

COPY share/ /app/share/

COPY index.pl /app

RUN find lib -name *.pm | xargs sed -i \

	-e "s/VERSION *= *.*;/VERSION = '$(git describe)';/" \

	-e "s/dbf_version *= *.*;/dbf_version = '$(git describe)';/" \

	&& rm -rf .git

RUN ln -sf ../ext-templates/imprint.html.ep templates/imprint.html.ep \

	&& ln -sf ../ext-templates/privacy.html.ep templates/privacy.html.ep

COPY --from=files /app/ /app/

EXPOSE 8092