单点部署

  1. version: "3.9"
  2. services:
  3.  postgres:
  4.   image: postgres:12-alpine
  5.   container_name: postgres
  6.   restart: always
  7.   environment:
  8.       POSTGRES_USER: root
  9.       POSTGRES_PASSWORD: root
  10.   ports:
  11.     - 5432:5432
  12.   volumes:
  13.     - ./data:/var/lib/postgresql/data