FROM rust:alpine as builder
RUN apk add --no-cache musl-dev
WORKDIR /
RUN USER=root cargo new app
COPY Cargo.toml Cargo.lock /app
WORKDIR /app
RUN cargo build --release
COPY src /app/src
RUN touch /app/src/main.rs
RUN cargo build --release

FROM scratch
COPY --from=builder /app/target/release/tchoutchou /tchoutchou
CMD ["/tchoutchou"]