thats-me/backend/database/seeders/DatabaseSeeder.php

<?php

namespace Database\Seeders;

use App\Models\User;
use Illuminate\Database\Seeder;
use Laravel\Passport\Client;
use Laravel\Passport\ClientRepository;

class DatabaseSeeder extends Seeder
{
    /**
     * Seed the application's database.
     */
    public function run(): void
    {
        User::query()->updateOrCreate(
            ['email' => 'test@example.com'],
            [
                'name' => 'Test User',
                'email_verified_at' => now(),
                'password' => 'password',
            ],
        );

        foreach (range(1, 6) as $number) {
            User::query()->updateOrCreate(
                ['email' => "user{$number}@thats-me.app"],
                [
                    'name' => "User {$number}",
                    'email_verified_at' => now(),
                    'password' => 'pass',
                ],
            );
        }

        $this->call(LifelineSeeder::class);

        $hasPersonalAccessClient = Client::query()
            ->where('provider', 'users')
            ->where('revoked', false)
            ->get()
            ->contains(fn (Client $client): bool => $client->hasGrantType('personal_access'));

        if (! $hasPersonalAccessClient) {
            app(ClientRepository::class)->createPersonalAccessGrantClient(
                'Thats Me Quasar Personal Access Client',
                'users',
            );
        }
    }
}