Dockerfile.lite

ARG RPI_BASE_CONTAINER

FROM debian:bookworm AS package-finder

RUN apt-get update \
    && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y \
    && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
        ca-certificates \
        git \
    && rm -rf /var/lib/apt/lists/*

RUN cd /tmp \
    && git clone https://github.com/RPi-Distro/pi-gen.git \
    && cd pi-gen \
    && case "$(sh -c '. /etc/os-release; echo $VERSION_CODENAME')-$(dpkg --print-architecture)" in \
        bookworm-arm64) git checkout arm64 ;; \
        bookworm-armhf) git checkout master ;; \
        bullseye-arm64) git checkout bullseye-arm64 ;; \
        bullseye-armhf) git checkout bullseye ;; \
    esac \
    # Stage 2 is the Lite image
    && cat $(find stage0 stage1 stage2 -name '*-packages' -type f) | sed 's/ /\n/g' | sort > /packages.txt \
    && cat $(find stage0 stage1 stage2 -name '*-packages-nr' -type f) | sed 's/ /\n/g' | sort > /packages-nr.txt \
    && cd /tmp \
    && rm -rf /tmp/pi-gen


FROM $RPI_BASE_CONTAINER

COPY --from=package-finder /packages.txt /packages-nr.txt /tmp/
RUN apt-get update \
    && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends $(cat /tmp/packages-nr.txt) \
    && DEBIAN_FRONTEND=noninteractive apt-get install -y $(cat /tmp/packages.txt) \
    && rm -rf /var/lib/apt/lists/* /tmp/packages-nr.txt /tmp/packages.txt