https://nodered/docs/getting-started/raspberrypi#installing-and-upgrading-node-red

安装node-red

sudo apt install build-essential git curl
# 这里网页脚本需要sudo执行
sudo bash -c 'bash <(curl -sL https://raw.githubusercontent/node-red/linux-installers/master/deb/update-nodejs-and-nodered)'

node-red操作

node-red-start
node-red-stop
node-red-restart