services:
  pg-app:
    image: postgres:16
    container_name: pg-app
    restart: always
    ports:
      - "127.0.0.1:5433:5432"  # bind to localhost only
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: change-me-strong
      POSTGRES_INITDB_ARGS: "--encoding=UTF8 --locale=en_US.UTF-8"
    volumes:
      - ./data:/var/lib/postgresql/data
      - ./docker-init:/docker-entrypoint-initdb.d
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER -d postgres"]
      interval: 10s
      timeout: 5s
      retries: 5