FROM docker.io/thegeeklab/alpine:latest@sha256:735da7d38631fe2ad663fa519ca0f1940c3cfc3888f80bc71be8dc95f982c62c

LABEL maintainer="Robert Kaussow <mail@thegeeklab.de>"
LABEL org.opencontainers.image.authors="Robert Kaussow <mail@thegeeklab.de>"
LABEL org.opencontainers.image.title="Hugo static site generator"
LABEL org.opencontainers.image.url="https://gitea.rknet.org/container/hugo"
LABEL org.opencontainers.image.source="https://gitea.rknet.org/container/hugo"
LABEL org.opencontainers.image.documentation="https://gitea.rknet.org/container/hugo"

ARG TARGETOS
ARG TARGETARCH
ARG TARGETVARIANT

ARG HUGO_VERSION

# renovate: datasource=github-releases depName=gohugoio/hugo
ENV HUGO_VERSION="${HUGO_VERSION:-v0.115.2}"

ENV HUGO_ENV=production

COPY overlay/ /

RUN apk add --update --no-cache --virtual .build-deps tar curl && \
    apk add --update --no-cache gcompat libc6-compat libstdc++ busybox-suid bash bash-completion git tzdata make asciidoctor && \
    echo "Installing hugo version '${HUGO_VERSION##v}' ..." && \
    curl -SsfL "https://github.com/gohugoio/hugo/releases/download/${HUGO_VERSION}/hugo_extended_${HUGO_VERSION##v}_${TARGETOS}-${TARGETARCH}.tar.gz" | \
      tar xz -C /usr/local/bin hugo && \
    chmod 755 /usr/local/bin/hugo && \
    apk del .build-deps && \
    rm -rf /var/cache/apk/* && \
    rm -rf /tmp/* && \
    rm -rf /root/.cache/

USER root
CMD ["help"]
ENTRYPOINT ["/usr/local/bin/hugo"]