ARG RUST_VERSION=1.72.1
ARG APP_NAME=fridge_supervisor
FROM rust:${RUST_VERSION} AS build
ARG APP_NAME
WORKDIR /app

RUN --mount=type=bind,source=src,target=src \
    --mount=type=bind,source=db,target=db \
    --mount=type=bind,source=Cargo.toml,target=Cargo.toml \
    --mount=type=bind,source=Cargo.lock,target=Cargo.lock \
    --mount=type=cache,target=/app/target/ \
    --mount=type=cache,target=/usr/local/cargo/registry/ \
    <<EOF
set -e
cargo build --locked --release --bin $APP_NAME
cp ./target/release/$APP_NAME /bin/app
EOF

FROM gcr.io/distroless/cc-debian12:nonroot AS runner
COPY --from=build /bin/app /bin/
CMD ["/bin/app"]