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

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

vendor/friendsofphp/php-cs-fixer/src/ExecutorWithoutErrorHandler.php

@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of PHP CS Fixer.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace PhpCsFixer;
+
+/**
+ * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * @internal
+ */
+final class ExecutorWithoutErrorHandler
+{
+    private function __construct() {}
+
+    /**
+     * @template T
+     *
+     * @param callable(): T $callback
+     *
+     * @return T
+     *
+     * @throws ExecutorWithoutErrorHandlerException
+     */
+    public static function execute(callable $callback)
+    {
+        /** @var ?string */
+        $error = null;
+
+        set_error_handler(static function (int $errorNumber, string $errorString, string $errorFile, int $errorLine) use (&$error): bool {
+            $error = $errorString;
+
+            return true;
+        });
+
+        try {
+            $result = $callback();
+        } finally {
+            restore_error_handler();
+        }
+
+        if (null !== $error) {
+            throw new ExecutorWithoutErrorHandlerException($error);
+        }
+
+        return $result;
+    }
+}