Installing Docker

docker-2.sh

sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io

sudo docker run hello-world # Command to verify Docker is installed.

## Adding your user to Docker group - Recommended Step

sudo groupadd docker
sudo usermod -aG docker $USER

## Logout and login back to Ubuntu after the above two comamnds.
## Now, you can run the docker commands without sudo.

docker run hello-world # Verify if you user is added to docker by running this command.