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All platform images now publish to svrnty/flutter-sdk with variant prefixed tags (web-3.38.9, android-latest, linux-dev, etc.) instead of separate image names per platform. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
52 lines
1.5 KiB
Docker
52 lines
1.5 KiB
Docker
FROM debian:bookworm-slim
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ARG FLUTTER_VERSION=3.38.9
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LABEL org.opencontainers.image.title="flutter-sdk"
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LABEL org.opencontainers.image.description="Minimal Flutter SDK for Web/WASM CI builds"
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LABEL org.opencontainers.image.version="${FLUTTER_VERSION}"
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# Install minimal dependencies for Flutter web builds
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RUN apt-get update && apt-get install -y --no-install-recommends \
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curl \
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git \
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unzip \
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xz-utils \
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ca-certificates \
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&& rm -rf /var/lib/apt/lists/*
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ENV FLUTTER_HOME=/opt/flutter
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ENV PATH="${FLUTTER_HOME}/bin:${FLUTTER_HOME}/bin/cache/dart-sdk/bin:${PATH}"
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# Download Flutter SDK from official archive
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RUN curl -fsSL "https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/flutter_linux_${FLUTTER_VERSION}-stable.tar.xz" \
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-o /tmp/flutter.tar.xz && \
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tar xf /tmp/flutter.tar.xz -C /opt && \
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rm /tmp/flutter.tar.xz
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# Mark git directory as safe (tarball is owned by different uid)
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RUN git config --global --add safe.directory "${FLUTTER_HOME}"
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# Configure for web-only (disable everything else)
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RUN flutter config --enable-web \
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--no-enable-android \
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--no-enable-ios \
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--no-enable-linux-desktop \
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--no-enable-macos-desktop \
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--no-enable-windows-desktop
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# Precache only web artifacts
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RUN flutter precache --web \
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--no-android \
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--no-ios \
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--no-linux \
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--no-macos \
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--no-windows \
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--no-fuchsia \
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--no-universal
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# Verify installation
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RUN flutter doctor -v
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WORKDIR /app
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