cloud config

More here

INI

#cloud-config
groups:
  - admingroup: [root,sys]
hostname: {name}%
ssh_authorized_keys:
  - ssh-ed25519 AAAAC3NzaC1lZDI1NTxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx1MK1Y+EeK9yzRY7d sshkeyname
packages:
  - htop
  - net-tools
  - procps
  - curl
  - iputils-ping
  - sudo
users:
  - name: debian
    lock_passwd: false
    gecos: Firstname Lastname
    homedir: /home/durbok
    sudo: ["ALL=(ALL) NOPASSWD:ALL"]
    shell: /bin/bash
    passwd: $6$nFNc8/MbxUsTX2VL$tlluMB84XfqzPO.YikDXvMw17MFbBENLAfnryR96ww2hisUI4kE39mHM70aEJ.JzVoKd.z4dZaUcL82Y7Wyar0
    ssh_authorized_keys:
      - ssh-ed25519 AAAAC3NzaC1lZDI1xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx3PMK321MK1Y+EeK9yzRY7d sshkeyname
    groups: users, sudo, admin

• passwd generated

Bash

mkpasswd -m sha-512 urpasshere