CentOS安装Docker引擎

参考：https://docs.docker.com/engine/install/centos/

sudo dnf -y install dnf-plugins-core
sudo dnf config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
sudo dnf install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
sudo systemctl enable --now docker

配置自动补全

参考：https://docs.docker.com/engine/cli/completion/

zsh

mkdir -p ~/.oh-my-zsh/completions
docker completion zsh > ~/.oh-my-zsh/completions/_docker
omz reload

sudo apt install bash-completion
cat <<EOT >> ~/.bashrc
if [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
fi
EOT
mkdir -p ~/.local/share/bash-completion/completions
docker completion bash > ~/.local/share/bash-completion/completions/docker
source ~/.bashrc

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