fix logic and tests, update docker CI file

app/old/RoleService.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\RoleModel;
+
+class RoleService
+{
+    public function __construct(private RoleModel $roles = new RoleModel()) {}
+
+    /** @param string[] $roleKeys names or slugs */
+    public function bestDashboardRouteFor(array $roleKeys): string
+    {
+        $rows = $this->roles->findByNamesOrSlugs($roleKeys);
+        if (!empty($rows)) {
+            // first row is highest priority due to orderBy('priority','ASC')
+            return $rows[0]['dashboard_route'] ?? '/landing_page/guest_dashboard';
+        }
+        return '/landing_page/guest_dashboard';
+    }
+}