FROM node:14.2.0-alpine3.11

ENV WBVERSION=1.5 \
    SCVERSION=0.1.9

RUN mkdir -p /opt/app && \
    apk add --no-cache --virtual .download ca-certificates wget && \
    wget https://github.com/cracker0dks/whiteboard/archive/v$WBVERSION.tar.gz && \
    wget https://github.com/aptible/supercronic/releases/download/v$SCVERSION/supercronic-linux-amd64 && \
    chmod +x supercronic-linux-amd64 && \
    mv supercronic-linux-amd64 /usr/local/bin/supercronic && \
    tar -C /opt/app -xzf v$WBVERSION.tar.gz && \
    rm v$WBVERSION.tar.gz && \
    cd /opt/app/whiteboard-$WBVERSION && \
    npm ci && \
    apk del .download

ADD crontab /opt/app/whiteboard-$WBVERSION/crontab
ADD    entrypoint.sh /entrypoint.sh

RUN chmod +x /entrypoint.sh

EXPOSE 8080

ENTRYPOINT ["/entrypoint.sh"]