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/nunomaduro/collision/src/Provider.php

@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace NunoMaduro\Collision;
+
+use Whoops\Run;
+use Whoops\RunInterface;
+
+/**
+ * @internal
+ *
+ * @see \Tests\Unit\ProviderTest
+ */
+final class Provider
+{
+    /**
+     * Holds an instance of the Run.
+     */
+    private RunInterface $run;
+
+    /**
+     * Holds an instance of the handler.
+     */
+    private Handler $handler;
+
+    /**
+     * Creates a new instance of the Provider.
+     */
+    public function __construct(?RunInterface $run = null, ?Handler $handler = null)
+    {
+        $this->run = $run ?: new Run;
+        $this->handler = $handler ?: new Handler;
+    }
+
+    /**
+     * Registers the current Handler as Error Handler.
+     */
+    public function register(): self
+    {
+        $this->run->pushHandler($this->handler)
+            ->register();
+
+        return $this;
+    }
+
+    /**
+     * Returns the handler.
+     */
+    public function getHandler(): Handler
+    {
+        return $this->handler;
+    }
+}