npm install 加载运行环境为什么报错

img

+mpm-V
8.0.0
十npminstall
npmERR！codeENOENT
npmERR！syscal1open
npm ERR！path/root/.jenkins/workspace/12345/package.json
nDmERR！e errno-2
             ENOENT:nosuchfileordirectory， npm ERR！ enoent 0Den ’/root/.jenkins/workspace/12345/package.json
nDmERRU enoent This is related to npm not being able to find a file.
npmERR！ enoent

你先cd到项目的根目录下 再npm install