Advanced Details. User Data for EC2 Deploy Docs

[mlajkim]

Background

When you create an EC2 instance, you can set User Data of Advanced Details Section of EC2 Creation page.
If the command above can be applied successfully, it will be really useful

| Advanced Details.User data | [Advanced Details User Data](#advanced-details-user-data) |

### Advanced Details User Data
```sh

#!/bin/bash
sudo bash

# Install Docker
sudo yum update
sudo yum search docker
sudo yum info docker
sudo yum install docker

sudo usermod -a -G docker ec2-user
id ec2-user
newgrp docker

sudo systemctl enable docker.service
sudo systemctl start docker.service
sudo systemctl status docker.service

# Install kubectl
curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/arm64/kubectl"
chmod +x ./kubectl
mkdir -p $HOME/bin && cp ./kubectl $HOME/bin/kubectl && export PATH=$HOME/bin:$PATH
echo 'export PATH=$HOME/bin:$PATH' >> ~/.bashrc

# Install k9s
curl -sS https://webinstall.dev/k9s | bash
source ~/.config/envman/PATH.env

TODOs

• Test and Document Advanced Details.User data