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/doctrine/dbal/src/ColumnCase.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Doctrine\DBAL;
+
+/**
+ * Contains portable column case conversions.
+ */
+final class ColumnCase
+{
+    /**
+     * Convert column names to upper case.
+     */
+    public const UPPER = 1;
+
+    /**
+     * Convert column names to lower case.
+     */
+    public const LOWER = 2;
+
+    /**
+     * This class cannot be instantiated.
+     *
+     * @codeCoverageIgnore
+     */
+    private function __construct()
+    {
+    }
+}