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/sebastian/comparator/src/ResourceComparator.php

@@ -0,0 +1,42 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of sebastian/comparator.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\Comparator;
+
+use function assert;
+use function is_resource;
+use SebastianBergmann\Exporter\Exporter;
+
+final class ResourceComparator extends Comparator
+{
+    public function accepts(mixed $expected, mixed $actual): bool
+    {
+        return is_resource($expected) && is_resource($actual);
+    }
+
+    /**
+     * @throws ComparisonFailure
+     */
+    public function assertEquals(mixed $expected, mixed $actual, float $delta = 0.0, bool $canonicalize = false, bool $ignoreCase = false): void
+    {
+        assert(is_resource($expected));
+        assert(is_resource($actual));
+
+        $exporter = new Exporter;
+
+        if ($actual != $expected) {
+            throw new ComparisonFailure(
+                $expected,
+                $actual,
+                $exporter->export($expected),
+                $exporter->export($actual),
+            );
+        }
+    }
+}