U1.09 Ubuntu Quick Start (QS): Install docker - chempkovsky/CS2WPF-and-CS2XAMARIN GitHub Wiki

Install Docker Engine on Ubuntu

sudo apt-get update
sudo apt-get install ca-certificates
sudo apt-get install curl
sudo apt-get install gnupg
sudo apt-get install lsb-release
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io

Verify that Docker Engine is installed correctly by running the hello-world image.

sudo docker run hello-world