btpanel-v7.7.0 btpanel-v7.7.0-backup 官方原版v7.7.0版本面板备份 Centos/Ubuntu/Debian安装命令 独立运行环境（py3.7） curl -sSO https://raw.githubusercontent.com/zhucaidan/btpanel-v7.7.0/main/install/install_panel.sh && bash install_panel.sh