ARG REPO=mcr.microsoft.com/dotnet/aspnet
# Installer image
FROM $REPO:11.0.0-preview.7-alpine3.24-arm32v7 AS installer

# Install .NET SDK
RUN dotnet_sdk_version=11.0.100-preview.7.26381.103 \
    && wget \
        https://ci.dot.net/public/Sdk/$dotnet_sdk_version/dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz \
        https://ci.dot.net/public-checksums/Sdk/$dotnet_sdk_version/dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz.sha512 \
    && echo "$(cat dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz.sha512)  dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz" | sha512sum -c - \
    && mkdir --parents /dotnet \
    && tar --gzip --extract --no-same-owner --file dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz --directory /dotnet ./dnx ./packs ./sdk ./sdk-manifests ./templates ./LICENSE.txt ./ThirdPartyNotices.txt \
    && rm \
        dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz \
        dotnet-sdk-$dotnet_sdk_version-linux-musl-arm.tar.gz.sha512


# .NET SDK image
FROM $REPO:11.0.0-preview.7-alpine3.24-arm32v7

ENV \
    # Do not generate certificate
    DOTNET_GENERATE_ASPNET_CERTIFICATE=false \
    # Do not show first run text
    DOTNET_NOLOGO=true \
    # SDK version
    DOTNET_SDK_VERSION=11.0.100-preview.7.26381.103 \
    # Disable the invariant mode (set in base image)
    DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false \
    # Enable correct mode for dotnet watch (only mode supported in a container)
    DOTNET_USE_POLLING_FILE_WATCHER=true \
    # Skip extraction of XML docs - generally not useful within an image/container - helps performance
    NUGET_XMLDOC_MODE=skip 

RUN apk add --upgrade --no-cache \
        curl \
        git \
        icu-data-full \
        icu-libs \
        libatomic \
        tzdata

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

# Workaround for https://github.com/dotnet/sdk/issues/55238
RUN printf '%s\n' \
        '#!/bin/sh' \
        'exec /usr/share/dotnet/dotnet dnx "$@"' \
        > /usr/share/dotnet/dnx \
    && chmod +x /usr/share/dotnet/dnx \
    && ln -s /usr/share/dotnet/dnx /usr/bin/dnx \
    # Trigger first run experience by running arbitrary cmd
    && dotnet help