flutter/Dockerfile

FROM docker.io/debian:12-slim AS build
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        sdkmanager \
        xz-utils \
    && rm -rf /var/lib/apt/lists/*
ADD https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/flutter_linux_3.27.0-stable.tar.xz /flutter.tar.xz
RUN tar --no-same-owner -C /opt/ -xJf /flutter.tar.xz
RUN sdkmanager \
        "build-tools;35.0.0" \
        "cmdline-tools;9.0" \
        "platform-tools;35.0.2" \
        "platforms;android-35"

FROM docker.io/debian:12-slim
ENV DEBIAN_FRONTEND=noninteractive
RUN touch /.dockerenv
RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        curl \
        git \
        openjdk-17-jdk-headless \
        unzip \
    && rm -rf /var/lib/apt/lists/*
COPY --from=build /opt/ /opt/
ENV PATH="/opt/flutter/bin:$PATH"
RUN flutter config --android-sdk /opt/android-sdk/ \
    && yes | flutter doctor --android-licenses > /dev/null
WORKDIR /app/
ENTRYPOINT ["flutter"]