$ 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 stable"
$ sudo apt install docker-ce
$ sudo systemctl status docker
To Execute the Docker Command Without Sudo:
$ sudo usermod -aG docker ${USER}
Apply user group changes using:
$ su - ${USER}
To confirm that docker has been added to user group use:
$ id -nG
$ sudo usermod -aG docker username