# Full-stack self-host topology for ITARS V2: backend + Postgres (pgvector).
#   ITARS_MODELS_PATH=/abs/path/to/hf_deploy/Models \
#   ITARS_DATA_PATH=/abs/path/to/hf_deploy/Data \
#   GEMINI_API_KEY=... \
#   docker compose up --build
#
# Mirrors the production target: a single Postgres (pgvector image) is BOTH the
# relational decision log AND the RAG vector store. The model artifacts live
# outside the repository (typically the legacy hf_deploy/ bundle) and are mounted
# read-only via ITARS_MODELS_PATH / ITARS_DATA_PATH.
services:
  backend:
    build:
      context: .
    ports:
      - "8000:8000"
    environment:
      ITARS_DATABASE_URL: postgresql+psycopg://itars:itars@postgres:5432/itars
      # Vector store auto-selects pgvector because the DB is Postgres.
      ITARS_VECTOR_STORE: ${ITARS_VECTOR_STORE:-auto}
      ITARS_LLM_PROVIDER: ${ITARS_LLM_PROVIDER:-gemini}
      GEMINI_API_KEY: ${GEMINI_API_KEY:-}
      ITARS_GEMINI_MODEL: ${ITARS_GEMINI_MODEL:-gemini-2.5-flash}
      ITARS_CORS_ORIGINS: ${ITARS_CORS_ORIGINS:-*}
      ITARS_API_TOKEN: ${ITARS_API_TOKEN:-}
    volumes:
      - ${ITARS_MODELS_PATH:?set ITARS_MODELS_PATH to your Models directory}:/models:ro
      - ${ITARS_DATA_PATH:?set ITARS_DATA_PATH to your Data directory}:/data:ro
      - hf_cache:/cache/hf
    depends_on:
      postgres:
        condition: service_healthy

  postgres:
    # pgvector-enabled Postgres image (relational + vector in one).
    image: pgvector/pgvector:pg16
    environment:
      POSTGRES_USER: itars
      POSTGRES_PASSWORD: itars
      POSTGRES_DB: itars
    ports:
      - "5432:5432"
    volumes:
      - pg_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U itars"]
      interval: 5s
      timeout: 3s
      retries: 10

volumes:
  hf_cache:
  pg_data: