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/Linter/CachingLinter.php

@@ -0,0 +1,56 @@
+<?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\Linter;
+
+use PhpCsFixer\Hasher;
+
+/**
+ * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * @internal
+ */
+final class CachingLinter implements LinterInterface
+{
+    private LinterInterface $sublinter;
+
+    /**
+     * @var array<string, LintingResultInterface>
+     */
+    private array $cache = [];
+
+    public function __construct(LinterInterface $linter)
+    {
+        $this->sublinter = $linter;
+    }
+
+    public function isAsync(): bool
+    {
+        return $this->sublinter->isAsync();
+    }
+
+    public function lintFile(string $path): LintingResultInterface
+    {
+        $checksum = Hasher::calculate(file_get_contents($path));
+
+        return $this->cache[$checksum] ??= $this->sublinter->lintFile($path);
+    }
+
+    public function lintSource(string $source): LintingResultInterface
+    {
+        $checksum = Hasher::calculate($source);
+
+        return $this->cache[$checksum] ??= $this->sublinter->lintSource($source);
+    }
+}