fix permissions

src/Api/Router.php

@@ -145,7 +145,7 @@ class Router
         return ['status' => 'logged_out'];
     }
 
-    private function createSource(): array
+    private function createSource(): mixed
     {
         $body = json_decode(file_get_contents('php://input'), true);
         $type = LogSourceType::from($body['type'] ?? '');
@@ -157,7 +157,7 @@ class Router
         );
     }
 
-    private function createRule(): array
+    private function createRule(): mixed
     {
         $body = json_decode(file_get_contents('php://input'), true);
         return $this->repo->createRule(
@@ -178,7 +178,7 @@ class Router
         return ['status' => 'deleted', 'id' => $id];
     }
 
-    private function getAlerts(): array
+    private function getAlerts(): mixed
     {
         $limit = (int) ($_GET['limit'] ?? 100);
         $offset = (int) ($_GET['offset'] ?? 0);