ldc-projects-administration/app/Providers/AppServiceProvider.php

<?php

namespace App\Providers;

use GrahamCampbell\GitLab\Facades\GitLab;
use GrahamCampbell\GitLab\GitLabManager;
use Illuminate\Support\ServiceProvider;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Register any application services.
     *
     * @return void
     */
    public function register(): void
    {
    }

    /**
     * Bootstrap any application services.
     *
     * @return void
     */
    public function boot(): void
    {
        app()->bind(GitLabManager::class, function () {
            /** @var \Gitlab\Client */
            $client = GitLab::connection(GitLab::getDefaultConnection());
            return $client;
        });
    }
}