FROM ubuntu AS builder

RUN apt-get update && apt-get install -y g++ cmake

COPY src /src
RUN cmake -S /src -B /build && cmake --build build

FROM scratch

# Copy shared objects to run executable
COPY --from=builder /lib/x86_64-linux-gnu/libstdc++.so.6 /lib/x86_64-linux-gnu/
COPY --from=builder /lib/x86_64-linux-gnu/libgcc_s.so.1 /lib/x86_64-linux-gnu/
COPY --from=builder /lib/x86_64-linux-gnu/libc.so.6 /lib/x86_64-linux-gnu/
COPY --from=builder /lib/x86_64-linux-gnu/libm.so.6 /lib/x86_64-linux-gnu/
COPY --from=builder /lib64/ld-linux-x86-64.so.2 /lib64/

COPY --from=builder /build/hwrld /bin/hwrld

CMD ["/bin/hwrld"]