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/mailer/Messenger/SendEmailMessage.php

@@ -0,0 +1,40 @@
+<?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\Mailer\Messenger;
+
+use Symfony\Component\Mailer\Envelope;
+use Symfony\Component\Mime\RawMessage;
+
+/**
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class SendEmailMessage
+{
+    private RawMessage $message;
+    private ?Envelope $envelope;
+
+    public function __construct(RawMessage $message, ?Envelope $envelope = null)
+    {
+        $this->message = $message;
+        $this->envelope = $envelope;
+    }
+
+    public function getMessage(): RawMessage
+    {
+        return $this->message;
+    }
+
+    public function getEnvelope(): ?Envelope
+    {
+        return $this->envelope;
+    }
+}