这里安装是基于docker-compose安装的，docker-compose安装请移步「安装docker和docker-compose」
1、docker-compose.yml
version: '3'
services:
nacos:
image: registry.cn-hangzhou.aliyuncs.com/mcl2rock/nacos:3.0.0
restart: always
hostname: nacos
container_name: nacos
ports:
- 8848:8848
environment:
MODE: standalone