FROM alpine

RUN \
  apk update && \
  apk add \
    file \
    libxml2-dev \
    libxslt-dev \
    curl \
    python3 \
    py3-pip \
    py3-wheel \
    py3-cryptography \
    py3-lxml \
    py3-psycopg2 \
    imagemagick \
    poppler-utils \
    tesseract-ocr \
    tesseract-ocr-data-deu \
    tesseract-ocr-data-fra \
    tesseract-ocr-data-spa && \
  mkdir -p /app/papermerge && \
  if [ -z ${PAPERMERGE_RELEASE+x} ]; then \
    PAPERMERGE_RELEASE=$(curl -sX GET "https://api.github.com/repos/ciur/papermerge/releases/latest" \
      | awk '/tag_name/{print $4;exit}' FS='[""]'); \
  fi && \
  curl -o \
    /tmp/papermerge.tar.gz -L \
      "https://github.com/ciur/papermerge/archive/${PAPERMERGE_RELEASE}.tar.gz" && \
  tar xf \
    /tmp/papermerge.tar.gz -C \
    /app/papermerge/ --strip-components=1 && \
  cd /app/papermerge && \
  pip3 install -r requirements/base.txt && \
  rm -rf \
    /root/.cache \
    /tmp/*

EXPOSE 8000