services:
  postgres:
    image: pgvector/pgvector:pg16
    container_name: rag-postgres
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    ports:
      - "5432:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data
      - ./ingest/schema.sql:/docker-entrypoint-initdb.d/schema.sql:ro
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 5s
      timeout: 3s
      retries: 10
    restart: unless-stopped

  api:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: rag-api
    env_file:
      - .env
    environment:
      # Override DATABASE_URL for in-container networking. The .env value
      # uses localhost so the host-side ingest script works; this override
      # routes the API container to the postgres service hostname.
      DATABASE_URL: postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${POSTGRES_DB}
      # Allow same-origin requests from the API host to its own /ui page
      # (the UI is served from this container, not a separate one).
      CORS_ORIGIN: http://localhost:8000
    ports:
      - "8000:8000"
    volumes:
      # Expose the eval harness output directory to the dashboard.
      # Read-only: the container never writes here; the host runs
      # eval/run_eval.py and the container renders what it finds.
      - ./eval/results:/app/eval/results:ro
    depends_on:
      postgres:
        condition: service_healthy
    restart: unless-stopped

# The UI lives at /ui inside the api container — no separate UI service.
# Phase 5 swapped Streamlit for HTMX templates served by FastAPI directly.

volumes:
  pgdata: