Dockerfile

# syntax=docker/dockerfile:1.6

ARG BUILDER_BASE=rust:bookworm
ARG RUNTIME_BASE=debian:bookworm

FROM --platform=${TARGETPLATFORM} ${BUILDER_BASE} AS builder

RUN apt-get update \
  && apt-get install -y \
  clang \
  && rm -rf /var/lib/apt/lists/*

FROM --platform=${TARGETPLATFORM} ${RUNTIME_BASE} AS runtime

RUN apt-get update \
  && apt-get install -y \
  ca-certificates \
  jq \
  curl \
  && rm -rf /var/lib/apt/lists/*

FROM --platform=${TARGETPLATFORM} builder AS build

WORKDIR /build

# Build the binaries.
RUN \
  --mount=type=bind,target=.,readwrite \
  --mount=type=cache,target=/usr/local/rustup,id=${TARGETPLATFORM} \
  --mount=type=cache,target=/usr/local/cargo/registry,id=${TARGETPLATFORM} \
  --mount=type=cache,target=target,id=${TARGETPLATFORM} \
  RUST_BACKTRACE=1 \
  cargo build --release --workspace

# Copy the binaries out.
RUN --mount=type=cache,target=target,id=${TARGETPLATFORM} \
  mkdir -p /artifacts \
  && cd target/release \
  && cp -t /artifacts \
  main \
  && ls -la /artifacts

FROM --platform=${TARGETPLATFORM} runtime AS main
COPY --from=build /artifacts/main /usr/local/bin
RUN ldd /usr/local/bin/main
CMD ["main"]