Let's install Docker and set it to be from their repository instead of Ubuntu (which comes by default).
Also, let's disable root mode in order to run Docker.
sudo apt install apt-transport-https ca-certificates curl software-properties-common && curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - && sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic test" && sudo apt update && sudo apt install docker-ce
To save money and not run each instance of CouchDB by servers,
let's create instances for each project.
And define and admin & password (since CouchDB doesn't)