Install docker on server

oneshot_install_docker.sh

#!/bin/bash

## This is a simple script to update
## all packages of a server and 
## install docker all in one shot.
## Enjoy! :D

sudo apt-get update && sudo apt-get upgrade -y

for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove $pkg; done

sudo apt-get install ca-certificates curl gnupg

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

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

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

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

sudo apt-get update

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

sudo docker run hello-world

group_name="docker"

if ! grep -q "^$group_name:" /etc/group; then
  sudo groupadd docker
fi

sudo usermod -aG docker $USER

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