1# Install .NET Core 3.1 (to be able to run the netcoreapp3.1 targets) 2RUN DOTNET_DOWNLOAD_VERSION=3.1.415 ${'\\'} 3 && DOTNET_DOWNLOAD_ARCH="$(uname -m | sed s/x86_64/x64/ | sed s/aarch64/arm64/)" ${'\\'} 4 && curl -sSL -o dotnet.tar.gz https://dotnetcli.blob.core.windows.net/dotnet/Sdk/$DOTNET_DOWNLOAD_VERSION/dotnet-sdk-$DOTNET_DOWNLOAD_VERSION-linux-$DOTNET_DOWNLOAD_ARCH.tar.gz ${'\\'} 5 && mkdir -p /usr/share/dotnet ${'\\'} 6 && tar -zxf dotnet.tar.gz -C /usr/share/dotnet ${'\\'} 7 && rm dotnet.tar.gz 8 9# Install .NET 6 10RUN DOTNET_DOWNLOAD_VERSION=6.0.100 ${'\\'} 11 && DOTNET_DOWNLOAD_ARCH="$(uname -m | sed s/x86_64/x64/ | sed s/aarch64/arm64/)" ${'\\'} 12 && curl -sSL -o dotnet.tar.gz https://dotnetcli.blob.core.windows.net/dotnet/Sdk/$DOTNET_DOWNLOAD_VERSION/dotnet-sdk-$DOTNET_DOWNLOAD_VERSION-linux-$DOTNET_DOWNLOAD_ARCH.tar.gz ${'\\'} 13 && mkdir -p /usr/share/dotnet ${'\\'} 14 && tar -zxf dotnet.tar.gz -C /usr/share/dotnet ${'\\'} 15 && rm dotnet.tar.gz 16 17# Make sure "dotnet" is on PATH 18RUN ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet 19 20# Trigger the population of the local package cache 21ENV NUGET_XMLDOC_MODE skip 22RUN mkdir warmup ${'\\'} 23 && cd warmup ${'\\'} 24 && dotnet new ${'\\'} 25 && cd .. ${'\\'} 26 && rm -rf warmup 27