Cross-compiling static Rust binaries in Docker for Raspberry Pi

$ cargo build --target armv7-unknown-linux-musleabihf --release $ cargo build --target arm-unknown-linux-musleabihf --release FROM rust:1.52.1 AS rust RUN rustup target add armv7-unknown-linux-musleabihf RUN apt-get update && apt-get -y install binutils-arm-linux-gnueabihf WORKDIR /app COPY .cargo ./.cargo COPY Cargo.toml Cargo.lock .rustfmt.toml ./ COPY src ./src RUN cargo build --release --target armv7-unknown-linux-musleabihf FROM --platform linux/arm alpine:3.12 WORKDIR /app COPY --from=rust /app/target/armv7-unknown-linux-musleabihf/release/normally-closed ./ # ENTRYPOINT setup...