FROM ubuntu:focal ENV KASMVNC_BUILD_OS ubuntu ENV KASMVNC_BUILD_OS_CODENAME focal ENV XORG_VER 1.20.8 ENV DEBIAN_FRONTEND noninteractive RUN sed -i 's$# deb-src$deb-src$' /etc/apt/sources.list RUN apt-get update && \ apt-get -y install sudo RUN apt-get update && apt-get install -y --no-install-recommends tzdata RUN apt-get update && apt-get -y build-dep xorg-server libxfont-dev RUN apt-get update && apt-get -y install cmake git vim wget RUN apt-get update && apt-get -y install libpng-dev libtiff-dev libgif-dev libavcodec-dev libssl-dev libxrandr-dev libxcursor-dev # Additions for webp RUN cd /tmp && wget https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz RUN cd /tmp && tar -xzf /tmp/libwebp-* RUN cd /tmp/libwebp-1.0.2 && \ ./configure --enable-static --disable-shared && \ make && make install COPY builder/scripts /scripts RUN /scripts/build-libjpeg-turbo RUN useradd -m docker && echo "docker:docker" | chpasswd && adduser docker sudo COPY --chown=docker:docker . /src/ USER docker ENTRYPOINT ["/src/builder/build.sh"]