Install Docker on Ubuntu 20.04

gistfile1.txt

# Add the Repo
sudo apt-get update
sudo apt-get install -y apt-transport-https ca-certificates curl gnupg lsb-release

# Add Docker's GPG Key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=amd64 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

# Set up Docker CE
sudo apt-get update
sudo apt-get install -y docker-ce docker-ce-cli containerd.io

# Add ubuntu user to docker group
sudo usermod -aG docker ubuntu
newgrp docker       # Trick to load new group permissions