我实践：在树莓派官方os上安装openmediavault系统
openmediavault是一个优秀的小型nas系统，提供samba、nfs、ftp、tftp、rsync（备份）及其他增强的插件功能
参考：
https://openmediavault.readthedocs.io/en/5.x/installation/on_debian.html
安装openmediavault keyring
apt-get install --yes gnupgwget -O "/etc/apt/trusted.gpg.d/openmediavault-archive-keyring.asc" https://packages.openmediavault.org/public/archive.keyapt-key add "/etc/apt/trusted.gpg.d/openmediavault-archive-keyring.asc"安装软件包仓库
cat <<EOF >> /etc/apt/sources.list.d/openmediavault.listdeb https://packages.openmediavault.or