Postgres

services:
  postgres:
    image: postgres:17.6-alpine
    restart: unless-stopped
    container_name: postgres
    environment:
      - POSTGRES_USER=user
      - POSTGRES_PASSWORD=pass
      - POSTGRES_DB=database
    ports:
      - 5432:5432
    volumes:
      - ./postgres-db:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]
      interval: 5s
      timeout: 5s
      retries: 5
      start_period: 10s


networks:
  default:
    external: true
    name: example-net