k3sup on EC2 with cloud-init

gistfile1.txt

Add this to your user-data field in the EC2 console

It creates a new user i.e. "alex" with the SSH key specified.

Then: `k3sup install --ip $IP --user alex`

```yaml
Content-Type: multipart/mixed; boundary="//"
MIME-Version: 1.0

--//
Content-Type: text/cloud-config; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Disposition: attachment; filename="cloud-config.txt"

#cloud-config
cloud_final_modules:
- [users-groups, once]
users:
  - name: alex
    groups: [ wheel ]
    sudo: [ "ALL=(ALL) NOPASSWD:ALL" ]
    shell: /bin/bash
    ssh-authorized-keys: 
    - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDi6nJt0/hNiRfxIA5YMtdhsMHGYDqrzSuA9hxhf9gcMP4lHsYtzCse3xMn3hZdtu7TLmcT2HNRvrGhKzlBjcZzyFE3aduFS23jCo6uigOoHK/wqlsWQbUCkcSxtOD9vRkdgX/X50/3V230nvdBbeOi/eKLLeouDvXIFVyW6PPW5qiDm+E0mxnbPdVLbD/TVFV+CHthQD8hgvluQ8AD4T/v0n3UPQH8mf+zCekwCurjMLhKYhuuXEKjl1Se+Yxbz0AjOmIRkgYsTRjp7zXhqdtkw/zWY8GVGDw1nYa9u+2vfYaub1Sv6IFuIeXNtKP5WaXTHf+sr4pwLBrK9dV7Ii65 alex@nuc

```