chore: adjusts local server contribution

.gitattributes

@@ -1,6 +1,6 @@
 /art                     export-ignore
 /docs                    export-ignore
-/playground               export-ignore
+/playground              export-ignore
 /tests                   export-ignore
 /scripts                 export-ignore
 /.github                 export-ignore

playground/install

@@ -0,0 +1,9 @@
+#!/usr/bin/env php
+<?php
+
+declare(strict_types=1);
+
+// check if the "vendor" folder exists, if not, run "composer install"
+if (! file_exists(__DIR__.'/vendor/autoload.php')) {
+    shell_exec('composer install');
+}

playwright.config.js

@@ -80,7 +80,7 @@ export default defineConfig({
     /* Run your local dev server before starting the tests */
     webServer: {
         cwd: `${__dirname}/playground`,
-        command: `php artisan serve --port=${port}`,
+        command: `php install && php artisan serve --port=${port}`,
         url: baseURL,
         reuseExistingServer: !process.env.CI,
     },