installation :
https://www.jenkins.io/doc/book/installing/linux/

for node js

path of jenkins pipeline in local system 
/var/lib/jenkins/workspace/node-backend-pipeline_master/node-backend

go to Manage Jenkins from top nav bar notification icon > manage Plugins > click Available plugins > search Nodejs and install

go to Manage Jenkins from top nav bar notification icon > manage Plugins > Global Tool Configuration > search Nodejs and enter "nodejs"  in the Name.

https://stackoverflow.com/a/55582094/9802578
open http://localhost:8000/html

great