coolify/database/seeders/PrivateKeySeeder.php

<?php

namespace Database\Seeders;

use App\Models\PrivateKey;
use App\Models\Server;
use Illuminate\Database\Console\Seeds\WithoutModelEvents;
use Illuminate\Database\Seeder;

class PrivateKeySeeder extends Seeder
{
    /**
     * Run the database seeds.
     */
    public function run(): void
    {
        $server = Server::find(1);
        $server2 = Server::find(2);
        $private_key = PrivateKey::create([
            "name" => "Testing-host",
            "description" => "This is a test docker container",
            "private_key" => "-----BEGIN OPENSSH PRIVATE KEY-----
b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
QyNTUxOQAAACBbhpqHhqv6aI67Mj9abM3DVbmcfYhZAhC7ca4d9UCevAAAAJi/QySHv0Mk
hwAAAAtzc2gtZWQyNTUxOQAAACBbhpqHhqv6aI67Mj9abM3DVbmcfYhZAhC7ca4d9UCevA
AAAECBQw4jg1WRT2IGHMncCiZhURCts2s24HoDS0thHnnRKVuGmoeGq/pojrsyP1pszcNV
uZx9iFkCELtxrh31QJ68AAAAEXNhaWxANzZmZjY2ZDJlMmRkAQIDBA==
-----END OPENSSH PRIVATE KEY-----
",
        ]);
        $server->privateKeys()->attach($private_key);
        $server2->privateKeys()->attach($private_key);
    }
}