FROM docker.io/rust:1.51-alpine as build
WORKDIR /app

RUN apk add \
        cmake \
        musl-dev \
        make \
        g++ \
    && rustup target add x86_64-unknown-linux-musl

COPY Cargo.lock Cargo.toml .
COPY crieur-chatbot crieur-chatbot
COPY crieur-retrieve crieur-retrieve
COPY src src

RUN RUSTFLAGS=-Ctarget-feature=-crt-static cargo build --target x86_64-unknown-linux-musl --release --bin=crieur-chatbot

FROM scratch
WORKDIR /

COPY --from=build /usr/lib/libstdc++.so.6 /usr/lib/libstdc++.so.6
COPY --from=build /usr/lib/libgcc_s.so.1 /usr/lib/libgcc_s.so.1
COPY --from=build /lib/ld-musl-x86_64.so.1 /lib/ld-musl-x86_64.so.1
COPY --from=build /app/target/x86_64-unknown-linux-musl/release/crieur-chatbot /crieur-chatbot

CMD ["./crieur-chatbot"]