Fix bin/publish: copy docs.dist from project root

Fix bin/publish: use correct .env path for rspade_system
Fix bin/publish script: prevent grep exit code 1 from terminating script

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Co-Authored-By: Claude <noreply@anthropic.com>

vendor/symfony/filesystem/Exception/IOExceptionInterface.php

@@ -0,0 +1,25 @@
+<?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\Filesystem\Exception;
+
+/**
+ * IOException interface for file and input/output stream related exceptions thrown by the component.
+ *
+ * @author Christian Gärtner <christiangaertner.film@googlemail.com>
+ */
+interface IOExceptionInterface extends ExceptionInterface
+{
+    /**
+     * Returns the associated path for the exception.
+     */
+    public function getPath(): ?string;
+}