FROM ubuntu:18.04 RUN apt-get update && \ apt-get install -y file poppler-utils imagemagick ghostscript # Fix imagemagick policy to allow writing PDFs RUN sed -i '/rights="none" pattern="PDF"/c\' /etc/ImageMagick-6/policy.xml COPY convert_to_pixels /usr/local/bin/convert_to_pixels COPY convert_to_pdf /usr/local/bin/convert_to_pdf