[增添]添加了datasource的setting数据库以及默认值

vendor/symfony/http-kernel/Config/FileLocator.php

@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Config;
+
+use Symfony\Component\Config\FileLocator as BaseFileLocator;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+/**
+ * FileLocator uses the KernelInterface to locate resources in bundles.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class FileLocator extends BaseFileLocator
+{
+    private KernelInterface $kernel;
+
+    public function __construct(KernelInterface $kernel)
+    {
+        $this->kernel = $kernel;
+
+        parent::__construct();
+    }
+
+    public function locate(string $file, ?string $currentPath = null, bool $first = true): string|array
+    {
+        if (isset($file[0]) && '@' === $file[0]) {
+            $resource = $this->kernel->locateResource($file);
+
+            return $first ? $resource : [$resource];
+        }
+
+        return parent::locate($file, $currentPath, $first);
+    }
+}