Reconfigure Project deleting old configuration of React that was not working

antigo/php/conexao.php

@@ -0,0 +1,12 @@
+<?php
+
+$usuario = 'root';
+$senha = '';
+$database = 'Login';
+$host = 'localhost';
+
+$mysqli = new mysqli($host, $usuario, $senha, $database);
+
+if ($mysqli->error) {
+  die('Falha ao conectar ao banco de dados: ' . $mysqli->error);
+}