#Arg is replaced with the desired Unity container. ARG IMAGE=unityci/base:latest FROM ${IMAGE} COPY entrypoint.sh / RUN chmod +x /entrypoint.sh COPY install-dotnet.sh / RUN bash /install-dotnet.sh COPY UnityBuilder /usr/local/bin/ RUN chmod +x /usr/local/bin/UnityBuilder ENTRYPOINT ["/entrypoint.sh"]