Dockerfile

FROM lukemathwalker/cargo-chef:latest-rust-1 AS chef
WORKDIR /app

FROM chef AS planner
COPY . .
RUN cargo chef prepare --recipe-path recipe.json

FROM chef AS builder
COPY --from=planner /app/recipe.json recipe.json
# Build dependencies - this is the caching Docker layer!
RUN cargo chef cook --release --recipe-path recipe.json
# Build application
COPY . .
RUN cargo build --release

# FROM rust:1.82.0-slim AS runtime
FROM debian:bullseye-slim AS runtime

RUN apt-get update -y \
    && apt-get install -y --no-install-recommends openssl ca-certificates \
    && apt-get autoremove -y \
    && apt-get clean -y \
    && rm -fr /var/lib/apt/lists/*

WORKDIR /app
COPY --from=builder /app/target/release/zero2prod zero2prod

COPY configuration configuration

ENV APP_ENVIRONMENT=production

ENTRYPOINT ["./zero2prod"]