FROM alpine as builder

RUN apk add --no-cache \
        build-base \
        cmake \
        git \
        libogg-dev \
        pkgconf

RUN git clone --depth=1 https://github.com/fmang/opustags \
    && cd opustags \
    && sed -i -e 's/target_link_libraries(\(.*\))/target_link_libraries(\1 -static)/g' CMakeLists.txt \
    && mkdir build \
    && cd build \
    && cmake .. \
    && make -j 4 \
    && strip opustags

FROM scratch

COPY --from=builder /opustags/build/opustags /opustags

ENTRYPOINT ["/opustags"]