# Stage 1: Build frontend
FROM node:20-slim AS frontend
WORKDIR /app/frontend
COPY frontend/package.json frontend/package-lock.json ./
RUN npm ci
COPY frontend/ ./
RUN npm run build:no-prerender

# Stage 2: Build Rust server
FROM rust:1.83-bookworm AS server
WORKDIR /app
COPY server-rs/ server-rs/
WORKDIR /app/server-rs
RUN cargo build --release

# Stage 3: Runtime
FROM debian:bookworm-slim
RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates curl && rm -rf /var/lib/apt/lists/*
RUN groupadd -r appuser && useradd -r -g appuser -d /app appuser
WORKDIR /app
COPY --from=server /app/server-rs/target/release/property-map-server ./
COPY --from=frontend /app/frontend/dist ./frontend/dist/

# Data is provided via volume mounts at runtime — not baked into the image.
# Mount points:
#   /app/data          - properties.parquet, postcode.parquet, filtered_uk_pois.parquet, places.parquet, uk.pmtiles, postcode_boundaries/, travel-times/
#   /app/data-scraped  - online_listings_buy.parquet, online_listings_rent.parquet
VOLUME ["/app/data", "/app/data-scraped"]

RUN chown -R appuser:appuser /app
USER appuser
EXPOSE 8001
HEALTHCHECK --interval=30s --timeout=5s --start-period=120s --retries=3 \
  CMD curl -f http://localhost:8001/health || exit 1
ENTRYPOINT ["./property-map-server"]
CMD ["--properties", "/app/data/properties.parquet", "--postcode-features", "/app/data/postcode.parquet", "--listings-buy", "/app/data-scraped/online_listings_buy.parquet", "--listings-rent", "/app/data-scraped/online_listings_rent.parquet", "--pois", "/app/data/filtered_uk_pois.parquet", "--places", "/app/data/places.parquet", "--tiles", "/app/data/uk.pmtiles", "--postcodes", "/app/data/postcode_boundaries", "--travel-times", "/app/data/travel-times", "--dist", "/app/frontend/dist"]