Docker Setting

Set up Docker's apt repository.

Add Docker's official GPG key:

sudo apt-get update
sudo apt-get install ca-certificates curl

sudo install -m 0755 -d /etc/apt/keyrings

sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc

sudo chmod a+r /etc/apt/keyrings/docker.asc

Add the repository to Apt sources:

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update

Install the Docker packages (Latest Version)

sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

Add your user to the docker group.

sudo usermod -aG docker $USER

+For test

newgrp docker

docker container ls

Configure Docker to start on boot with systemd

sudo systemctl enable docker.service
sudo systemctl enable containerd.service

Reboot and check

sudo reboot

docker container ls