services:
  web:
    image: nginx:alpine
    ports:
      - "80:80"

  db:
    image: postgres:16-alpine
    environment:
      POSTGRES_USER: demo
      POSTGRES_PASSWORD: demo
      POSTGRES_DB: demo
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U demo -d demo"]
      interval: 5s
      timeout: 3s
      retries: 20