# --- builder ---
FROM rust:1-slim-bookworm AS builder

RUN apt-get update && apt-get install -y --no-install-recommends \
    libpq-dev pkg-config libssl-dev \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY . .
RUN cargo build --release && \
    cp target/release/rss-reader /usr/local/bin/rss-reader && \
    rm -rf target

# --- runtime ---
FROM debian:bookworm-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    libpq5 ca-certificates \
    && rm -rf /var/lib/apt/lists/*

COPY --from=builder /usr/local/bin/rss-reader /usr/local/bin/rss-reader

EXPOSE 8001
CMD ["rss-reader"]