Install Docker on Ubuntu 22.04

Steps to Install Docker on Ubuntu 22.04

1. Update the package list:

   sudo apt update

2. Install necessary packages:

   sudo apt install apt-transport-https ca-certificates curl software-properties-common

3. Add Docker’s official GPG key:

   curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

4. Set up the stable Docker repository:

   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

5. Update the package list again:

   sudo apt update

6. Install Docker:

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

7. Verify Docker installation:

   sudo docker --version

8. Add your user to the docker group:

   sudo usermod -aG docker $USER

9. Activate the changes to the user group:

   newgrp docker

10. Verify Docker without sudo:

    docker run hello-world