Dockerfile-staging

# Why does this dockerfile exists?
# because I cannot pass build arguments in dockerHub's autobuild.
# this dockerfile will build `-staging` docker images.

 # mesudip/python-nginx:alpine is merge of official python and nginx images.
FROM mesudip/python-nginx:alpine
HEALTHCHECK --interval=10s --timeout=2s --start-period=10s --retries=3 CMD pgrep nginx >> /dev/null || exit 1
VOLUME /etc/nginx/dhparam
CMD ["sh","-e" ,"/docker-entrypoint.sh"]
COPY ./requirements.txt /requirements.txt
RUN apk --no-cache add  openssl && \
    apk add --no-cache --virtual .build-deps \
    gcc libc-dev openssl-dev linux-headers libffi-dev && \
    pip install --no-cache-dir -r /requirements.txt &&  \
    rm -f /requirements.txt && apk del .build-deps && \
    ln -s /app/getssl /bin/getssl && \
    ln -s /app/docker-entrypoint.sh /docker-entrypoint.sh
ARG LETSENCRYPT_API="https://acme-staging-v02.api.letsencrypt.org/directory"
ENV LETSENCRYPT_API=${LETSENCRYPT_API}
WORKDIR /app
COPY . /app/