Dockerfile

ARG REPO=mcr.microsoft.com/dotnet/runtime

# Installer image
FROM $REPO:9.0.4-azurelinux3.0-amd64 AS installer

RUN tdnf install -y \
        tar \
    && tdnf clean all

# Retrieve ASP.NET Core
RUN aspnetcore_version=9.0.4 \
    && curl -fSL --output aspnetcore.tar.gz https://builds.dotnet.microsoft.com/dotnet/aspnetcore/Runtime/$aspnetcore_version/aspnetcore-runtime-$aspnetcore_version-linux-x64.tar.gz \
    && aspnetcore_sha512='f3eae8863634a050b90b672b14d466a44c623ca06c6501a3a70efea93e540995e2fa348ae5ef7a3f278110a9ba24043a651150a378e4e5a84c25690b73364132' \
    && echo "$aspnetcore_sha512  aspnetcore.tar.gz" | sha512sum -c - \
    && mkdir -p /dotnet \
    && tar -oxzf aspnetcore.tar.gz -C /dotnet ./shared/Microsoft.AspNetCore.App \
    && rm aspnetcore.tar.gz


# ASP.NET Core image
FROM $REPO:9.0.4-azurelinux3.0-amd64

# ASP.NET Core version
ENV ASPNET_VERSION=9.0.4

COPY --from=installer ["/dotnet", "/usr/share/dotnet"]