syntax login php

?php $inputs = []; $errors = []; if (is_post_request()) { [$inputs, $errors] = filter($_POST, [ 'username' = 'string | required', 'password' = 'string | required']); if ($errors) { redirect_with('login.php', ['errors' = $errors, 'inputs' = $inputs]); } // if login fails if (!login($inputs['username'], $inputs['password'])) { $errors['login ... how to make login page in html