Update the healthcheck

app/src/Controller/HealthCheck.php

@@ -3,27 +3,23 @@
 namespace Slovocast\Controller;
 
 use Slovocast\Controller\Controller;
-use Slovocast\Infrastructure\DatabaseConnectionInterface;
+use React\Mysql\MysqlClient;
+use function React\Async\await;
 use Psr\Http\Message\ResponseInterface as Response;
 
 class HealthCheck extends Controller
 {
     public function __construct(
-        protected DatabaseConnectionInterface $connection
+        protected MysqlClient $db
     ) { }
 
     public function handle(): Response
     {
-        /** 
-         * Check if the Database connections are active
-         * @var PdoDatabaseConnection $this->connection
-         */
-        $stmt = $this->connection->query("SELECT 1");
-        $dbResult = $stmt->fetch();
+        $results = await($this->db->query("SELECT 1"));
 
         return $this->json([
             'http' => true,
-            'database' => (bool) $dbResult[0]
+            'database' => (bool) count($results->resultRows);
         ]);
     }
 }