Update Monolog action level to info, adjust Dockerfile permissions and logging configuration, and set supervisord user to root

importmap.php

@@ -0,0 +1,14 @@
+<?php
+
+/**
+ * Importmap configuration for the asset mapper.
+ *
+ * The single "app" entrypoint is enough for Bootstrap + custom JS tweaks.
+ */
+return [
+    'app' => [
+        'path' => './assets/app.js',
+        'entrypoint' => true,
+    ],
+];
+