version: '3'

services:
  mysql:
    image: mysql:5.7
    container_name: mysql
    restart: always
    ports:
      - "3306:3306"
    volumes:
      - mysql-data:/var/lib/mysql
    environment:
      MYSQL_ROOT_PASSWORD: root123_A
      TZ: Asia/Shanghai
    command: --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
volumes:
  mysql-data: