# Multi-stage build for the autopilot binary.
# Production image is intended for development / CI / emulation (Option B in
# _docs/02_document/deployment/containerization.md §4); on-airframe deployment
# uses the native systemd unit (Option A — see deploy/systemd/).

# -----------------------------------------------------------------------------
# Stage 1: build
# -----------------------------------------------------------------------------
ARG RUST_VERSION=1.82
FROM rust:${RUST_VERSION}-bookworm AS build

WORKDIR /workspace

# Cache dependency compilation by copying manifests first, then source.
COPY Cargo.toml Cargo.lock* rust-toolchain.toml ./
COPY .cargo ./.cargo
COPY crates ./crates

# Default feature set. Override with `--build-arg CARGO_FEATURES=vlm` to enable VLM.
ARG CARGO_FEATURES=
RUN if [ -n "$CARGO_FEATURES" ]; then \
        cargo build --release --features "$CARGO_FEATURES"; \
    else \
        cargo build --release; \
    fi

# -----------------------------------------------------------------------------
# Stage 2: runtime — production-equivalent NVDEC/TensorRT plumbing (Jetson)
# -----------------------------------------------------------------------------
# For emulation environments without GPU we use ubuntu:22.04 (see compose).
FROM ubuntu:22.04 AS runtime

# Runtime deps (ca-certificates for HTTPS to missions API; libssl for TLS).
RUN apt-get update \
    && apt-get install -y --no-install-recommends ca-certificates libssl3 \
    && rm -rf /var/lib/apt/lists/*

# Non-root user per containerization.md §4.
RUN groupadd --system --gid 10001 autopilot \
    && useradd --system --uid 10001 --gid autopilot --shell /usr/sbin/nologin autopilot \
    && mkdir -p /etc/azaion/autopilot /var/lib/autopilot \
    && chown -R autopilot:autopilot /var/lib/autopilot

COPY --from=build /workspace/target/release/autopilot /usr/local/bin/autopilot

USER autopilot:autopilot
ENV AUTOPILOT_CONFIG=/etc/azaion/autopilot/config.toml \
    RUST_LOG=info \
    AUTOPILOT_HEALTH_BIND=0.0.0.0:8080

EXPOSE 8080
ENTRYPOINT ["/usr/local/bin/autopilot"]
