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FROM python:3.12-slim AS builder
RUN mkdir /src
COPY . /src/
ENV VIRTUAL_ENV=/opt/venv
ENV HATCH_BUILD_HOOKS_ENABLE=1
# Install build tools to compile black + dependencies
RUN apt update && apt install -y build-essential git python3-dev
RUN python -m venv $VIRTUAL_ENV
RUN python -m pip install --no-cache-dir hatch==1.15.1 hatch-fancy-pypi-readme hatch-vcs
RUN . /opt/venv/bin/activate && pip install --no-cache-dir --upgrade pip setuptools \
&& cd /src && hatch build -t wheel \
&& pip install --no-cache-dir dist/*-cp* \
&& pip install black[colorama,d,uvloop]
FROM python:3.12-slim
# copy only Python packages to limit the image size
COPY --from=builder /opt/venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"
CMD ["/opt/venv/bin/black"]
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