Gathered instructions from https://docs.docker.com/engine/installation/linux/ubuntu/#install-using-the-repository

install-docker-ubuntu

sudo apt-get install -y \
    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 \
   $(lsb_release -cs) \
   stable"
sudo apt-get update -y
sudo apt-get install -y docker-ce
sudo gpasswd -a ubuntu docker
echo Login again to load group changes
exit