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FROM alpine:latest as runtime
RUN apk add --no-cache python3 py3-pip sox portaudio alsa-utils alsaconf
FROM runtime as build
RUN apk add --no-cache cmake ninja gcc musl-dev python3-dev pkgconfig
COPY . /pocketsphinx
WORKDIR /pocketsphinx
RUN cmake -S . -B build -DBUILD_SHARED_LIBS=ON -G Ninja && cmake --build build --target install
# Cannot use --build-option because pip sucks
RUN CMAKE_ARGS="-DUSE_INSTALLED_POCKETSPHINX=ON" pip wheel -v .
FROM runtime
COPY --from=build /usr/local/ /usr/local/
COPY --from=build /pocketsphinx/*.whl /
RUN pip install --break-system-packages /*.whl && rm /*.whl
COPY examples/ /work/examples/
WORKDIR /work
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