# Build jbig2enc in a separate stage FROM debian:bullseye-slim as jbig2enc_builder RUN apt-get update && \ apt-get install -y --no-install-recommends \ git \ automake \ autoconf \ libtool \ libleptonica-dev \ pkg-config \ ca-certificates \ zlib1g-dev \ make \ g++ RUN git clone https://github.com/agl/jbig2enc && \ cd jbig2enc && \ ./autogen.sh && \ ./configure && \ make && \ make install # Main stage FROM openjdk:17-jdk-slim # Install necessary dependencies RUN apt-get update && \ apt-get install -y --no-install-recommends \ libreoffice-core \ libreoffice-common \ libreoffice-writer \ libreoffice-calc \ libreoffice-impress \ python3-uno \ python3-pip \ unoconv \ pngquant \ unpaper \ ocrmypdf && \ pip install --user --upgrade ocrmypdf # Copy the jbig2enc binary from the builder stage COPY --from=jbig2enc_builder /usr/local/bin/jbig2 /usr/local/bin/jbig2