Jenkins is an open-source tool written in Java to set up continuous integration and deployment pipelines (CI/CD pipelines) for faster software delivery. It is the main part of Software Development Life Cycle automation. This guide describes the step-by-step procedure of setting up Jenkins on a Vultr Ubuntu instance using Docker Compose. * A fresh Vultr Ubuntu 20.04 or 18.04 cloud instance * Docker and Docker Compose [installed](https://docs.vultr.com/install-docker-ce-on-ubuntu-18-04 "Docker ins......