m4s0

<?php

class ArrayFlat
{
    public function execute($arg): array
    {
        return is_array($arg) ? array_reduce($arg, function ($c, $a) {
            return array_merge($c, $this->execute($a));
        }, []) : [$arg];
    }

m4s0

#!/usr/bin/env bash

loadkeys it
timedatectl set-ntp true

mkfs.ext4 /dev/nvme0n1p2
mkfs.ext4 /dev/nvme0n1p4
mkfs.ext4 /dev/nvme0n1p5
mkswap /dev/nvme0n1p9

m4s0

#!/usr/bin/env bash

loadkeys it
timedatectl set-ntp true

mkfs.ext4 /dev/nvme0n1p2
mkfs.ext4 /dev/nvme0n1p4
mkfs.ext4 /dev/nvme0n1p5

mkswap /dev/nvme0n1p9