boursecu_server/app/Services/ConfigService.php

<?php

namespace App\Services;

use App\Models\Setting;

class ConfigService
{
    public function Config($name, $default = false)
    {
        $value = Setting::where('key', $name)->value('value');

        return $value !== null ? $value : $default;
    }

    public function ConfigBool(string $name, bool $default = false): bool
    {
        $value = $this->Config($name, null);

        if ($value === null) {
            return $default;
        }

        return in_array(strtolower(trim((string) $value)), ['1', 'true', 'yes', 'on'], true);
    }

    public function UpdateConfig($name, $value)
    {
        return Setting::updateOrCreate(
            ['key' => $name],
            ['value' => $value]
        );
    }
}