Dockerfile

FROM    --platform=$TARGETOS/$TARGETARCH debian:bookworm-slim

LABEL   author="Torsten Widmann" maintainer="info@goover.de"

ENV     DEBIAN_FRONTEND noninteractive

RUN     dpkg --add-architecture i386 \
          && apt update \
          && apt upgrade -y \
          && apt install -y tar curl gcc g++ lib32gcc-s1 libgcc1 libcurl4-gnutls-dev:i386 libssl-dev:i386 libcurl4:i386 lib32tinfo6 libtinfo6:i386 lib32z1 lib32stdc++6 libncurses5:i386 libcurl3-gnutls:i386 libsdl2-2.0-0:i386 iproute2 gdb libsdl1.2debian libfontconfig1 telnet net-tools netcat-traditional tzdata \
          && apt install -y libstdc++6 libstdc++6:i386 libc6-amd64 libc6:i386 psmisc libgdiplus libcurl4 libfontconfig1 libpangocairo-1.0-0 libnss3 libgconf-2-4 libxi6 libxcursor1 libxss1 libxcomposite1 libasound2 libxdamage1 libxtst6 libatk1.0-0 libxrandr2 libcurl4 xvfb mesa-utils git \
          && apt install -y python3 python3-dev python3-pip apt-transport-https wget iproute2 sqlite3 xvfb tini \
          && useradd -d /home/container -m container

RUN     apt update -y \
          && apt upgrade -y \
          && wget https://packages.microsoft.com/config/debian/12/packages-microsoft-prod.deb -O packages-microsoft-prod.deb \
          && dpkg -i packages-microsoft-prod.deb \
          && rm packages-microsoft-prod.deb \
          && apt update -y \
          && apt install -y aspnetcore-runtime-7.0 dotnet-sdk-7.0 libgdiplus aspnetcore-runtime-8.0 dotnet-sdk-8.0

## install rcon
RUN         cd /tmp/ \
            && curl -sSL https://github.com/gorcon/rcon-cli/releases/download/v0.10.3/rcon-0.10.3-amd64_linux.tar.gz > rcon.tar.gz \
            && tar xvf rcon.tar.gz \
            && mv rcon-0.10.3-amd64_linux/rcon /usr/local/bin/

USER    container
ENV     USER=container HOME=/home/container
WORKDIR /home/container

STOPSIGNAL SIGINT

COPY        --chown=container:container ../entrypoint.sh /entrypoint.sh
RUN         chmod +x /entrypoint.sh
ENTRYPOINT    ["/usr/bin/tini", "-g", "--"]
CMD         ["/entrypoint.sh"]