Install Dokcer

install docker https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ubuntu-20-04

Install jenkins

from website https://www.jenkins.io/download/

use this command

wget Generic Java package (.war)
SHA-256: f39cb8d09fd17c72dc096511ce50f245fc3004d1022aaaf60421a536f740c9b9

running jenkins services

before running, open port 8080

and then use this command

java -jar jenkins.war &

Open web jenkins

default port 8080

next step select plugin

proxy Manager

https://github.com/oktorakevinarigi/cheat-sheets/blob/master/devops/nginx-proxy-manager/docker-compose.yml

Note

I'm still progress on article