Default the app registry when config.php does not define it

app/assets/utils/app_registry.php

@@ -0,0 +1,22 @@
+<?php
+// app/assets/utils/app_registry.php
+//
+// The apps a user can be given access to (user.app_access and
+// company_map_user.app_access), with the label, icon and badge colour the
+// Users Access page shows for each.
+//
+// config.php may define its own $app_registry; this file only fills it in when
+// it is missing or empty — which is every Docker-generated config.php written
+// before the setting was documented. Without it the Add User dialog breaks
+// (Object.entries(null) in setting/users.php) and inviting a user fails
+// (array_keys(null) in setting/api/engine/manage_users.php).
+//
+// Keys must stay within the user.app_access enum: 'wms' and 'accounting'
+// ('all' is implied and never listed here).
+
+if (!isset($app_registry) || !is_array($app_registry) || !$app_registry) {
+    $app_registry = [
+        'wms'        => ['label' => 'WMS',        'icon' => 'ti-box',        'color' => 'bg-label-primary'],
+        'accounting' => ['label' => 'Accounting', 'icon' => 'ti-calculator', 'color' => 'bg-label-success'],
+    ];
+}