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/league/commonmark/src/Output/RenderedContent.php

@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * This file is part of the league/commonmark package.
+ *
+ * (c) Colin O'Dell <colinodell@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace League\CommonMark\Output;
+
+use League\CommonMark\Node\Block\Document;
+
+class RenderedContent implements RenderedContentInterface, \Stringable
+{
+    /** @psalm-readonly */
+    private Document $document;
+
+    /** @psalm-readonly */
+    private string $content;
+
+    public function __construct(Document $document, string $content)
+    {
+        $this->document = $document;
+        $this->content  = $content;
+    }
+
+    public function getDocument(): Document
+    {
+        return $this->document;
+    }
+
+    public function getContent(): string
+    {
+        return $this->content;
+    }
+
+    /**
+     * @psalm-mutation-free
+     */
+    public function __toString(): string
+    {
+        return $this->content;
+    }
+}

vendor/league/commonmark/src/Output/RenderedContentInterface.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the league/commonmark package.
+ *
+ * (c) Colin O'Dell <colinodell@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace League\CommonMark\Output;
+
+use League\CommonMark\Node\Block\Document;
+
+interface RenderedContentInterface extends \Stringable
+{
+    /**
+     * @psalm-mutation-free
+     */
+    public function getDocument(): Document;
+
+    /**
+     * @psalm-mutation-free
+     */
+    public function getContent(): string;
+}