学习docker

知识点	说明
docker官网	https://www.docker.com/
docker文档	https://docs.docker.com/
docker引擎	https://docs.docker.com/engine/
docker引擎配置说明	https://docs.docker.com/config/daemon/
docker架构	https://docs.docker.com/get-started/overview/#docker-architecture
docker存储	https://docs.docker.com/storage/
docker compose规范	https://github.com/compose-spec/compose-spec

linux下docker配置文件位置：/etc/docker/daemon.json
linux下docker数据目录：/var/lib/docker