Facade-less Database Access in Lumen using dependency injection

DatabaseTestController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Database\DatabaseManager as DB;

class DatabaseTestController extends Controller
{

    /**
     * @param DB $db
     *
     * @return array
     */
    public function getUsers(DB $db)
    {
        $results = $db->select("SELECT * FROM users");

        return [
            "count" => count($results),
            "data" => $results,
        ];
    }

}