FROM python:3.9-alpine

COPY requirements.txt .
RUN set -eux; \
	apk --no-cache add --virtual build-dependencies gcc musl-dev  \
		libffi-dev \
        libxml2-dev \
        libxslt-dev \
        openssl-dev \
        unzip curl && \
	apk add libpq-dev libxslt; \
	pip install -U pip; \
	pip install -r requirements.txt && \
	apk del --purge build-dependencies gcc; \
	rm -rf /var/cache/apk/*