FROM rust:1.70 as builder WORKDIR ./src/ COPY . . RUN cargo install --path . FROM debian:bullseye-slim RUN apt-get update && apt-get -y install ca-certificates && rm -rf /var/lib/apt/lists/* COPY --from=builder /usr/local/cargo/bin/cloudflare-dynamic-dns /usr/local/bin/cloudflare-dynamic-dns CMD ["cloudflare-dynamic-dns"]