# ============================================================================
# Multi-Stage Rust Build for Authoritative VTT Engine (:8088)
# ============================================================================

FROM rust:1.85-slim-bookworm as builder

WORKDIR /usr/src/vtt
RUN apt-get update && apt-get install -y --no-install-recommends pkg-config libssl-dev && rm -rf /var/lib/apt/lists/*

COPY Cargo.toml Cargo.lock ./
COPY crates ./crates

RUN cargo build --release -p vtt-server

# Minimal Runtime Container
FROM debian:bookworm-slim

WORKDIR /app
RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates curl && rm -rf /var/lib/apt/lists/*

COPY --from=builder /usr/src/vtt/target/release/vtt-server /usr/local/bin/vtt-server

EXPOSE 8088
ENV RUST_LOG=info
ENV PORT=8088

HEALTHCHECK --interval=5s --timeout=3s --retries=5 CMD curl -f http://localhost:8088/health || exit 1

CMD ["vtt-server"]