docker-compose.yml

services:
  db:
    build:
      context: .
      args:
        PG_MAJOR_VERSION: ${PG_MAJOR:-16} # Environment variable PG_MAJOR, defaults to 16
        POSTGIS_MAJOR_VERSION: ${POSTGIS_MAJOR_VERSION:-3} # Environment variable POSTGIS_MAJOR_VERSION, defaults to 3
        PGVECTOR_TAG: ${PGVECTOR_VERSION:-v0.8.0} # Environment variable PGVECTOR_VERSION, defaults to v0.8.0
    environment:
      # TypeORM test defaults, or override with your own .env file
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-test}
      POSTGRES_USER: ${POSTGRES_USER:-test}
      POSTGRES_DB: ${POSTGRES_DB:-test}
      ADDITIONAL_DATABASES: ${ADDITIONAL_DATABASES:-}
      # The following are set inside the Dockerfile from build ARGs for runtime access if needed:
      # PG_MAJOR_VERSION, POSTGIS_MAJOR_VERSION, PGVECTOR_TAG
    ports:
      - "${POSTGRES_PORT:-5432}:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-test}"]
      interval: 10s
      timeout: 5s
      retries: 5
    # Add the command to preload pgvector for optimal performance
    # This ensures shared_preload_libraries includes 'vector'
    command: postgres -c shared_preload_libraries=vector

volumes:
  postgres_data: