chore: add script to prepare PHPStan baseline

Author: datamweb

utils/prepare-baseline.php

@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <[email protected]>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+$baselineDir = __DIR__ . '/phpstan-baseline';
+
+$files = glob($baselineDir . '/*.neon');
+if ($files === false) {
+    exit(1);
+}
+
+foreach ($files as $file) {
+    if (is_file($file)) {
+        unlink($file);
+    }
+}
+
+$loaderFile = $baselineDir . '/loader.neon';
+if (! touch($loaderFile)) {
+    echo "Error: Failed to create loader.neon.\n";
+
+    exit(1);
+}