ARG RUST_VERSION=1.70.0 FROM rust:${RUST_VERSION}-bookworm as builder WORKDIR /app RUN --mount=type=bind,source=src,target=src \ --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/ \ <