FROM golang:1.25-alpine3.22 as builder
# Do not remove `git` here, it is required for getting runner version when executing `make build`
RUN apk add --no-cache make git

ARG ACT_VERSION=0.4.1

RUN git clone --depth 1 --branch v${ACT_VERSION} https://gitea.com/gitea/act_runner /opt/src/act_runner

WORKDIR /opt/src/act_runner

RUN make clean && make build

FROM docker:27.5.1-dind
USER root
RUN apk add --no-cache \
  git bash supervisor python3 py3-pip

RUN pip3 install --break-system-packages supervisord-dependent-startup

COPY --from=builder /opt/src/act_runner/act_runner /usr/local/bin/act_runner
COPY --from=builder /opt/src/act_runner/scripts/supervisord.conf /etc/supervisord.conf
COPY --from=builder /opt/src/act_runner/scripts/run.sh /opt/act/run.sh
COPY --from=builder /opt/src/act_runner/scripts/rootless.sh /opt/act/rootless.sh

COPY /root /

RUN chmod +x /healthcheck.sh

ENV DOCKER_PRUNE_INTERVAL="0 0 * * *"

# Supress tini warning
ENV TINI_SUBREAPER=true

# Add Crontab for root user
RUN echo "${DOCKER_PRUNE_INTERVAL} echo Pruning docker volumes && docker volume prune -af" > .crontab.txt && crontab .crontab.txt
 
# Remove warning from supervisord about running as root
RUN sed -i '/\[supervisord\]/a user=root' /etc/supervisord.conf

HEALTHCHECK --interval=30s --timeout=15s --start-period=30s --retries=3 CMD "/healthcheck.sh"

ENTRYPOINT ["/usr/bin/supervisord", "-c", "/etc/supervisord.conf"]