feat(helpdesk): align module with core list/drawer standards

- add helpdesk module pages, services, settings and tests

- standardize debtor list on drawer/grid contracts and robust filter drawer behavior

- add helpdesk aside panel navigation and settings visibility provider

- switch primary list slug to helpdesk/debitor and remove helpdesk/search compatibility

- include required core contract updates for list contracts and detail/drawer integration

composer.json

@@ -29,13 +29,15 @@
     "autoload-dev": {
         "psr-4": {
             "MintyPHP\\Tests\\": "tests/",
-            "MintyPHP\\Tests\\Module\\Audit\\": "modules/audit/tests/Module/Audit/"
+            "MintyPHP\\Tests\\Module\\Audit\\": "modules/audit/tests/Module/Audit/",
+            "MintyPHP\\Tests\\Module\\Helpdesk\\": "modules/helpdesk/tests/Module/Helpdesk/"
         }
     },
     "autoload": {
         "psr-4": {
             "MintyPHP\\": "lib/",
-            "MintyPHP\\Module\\Audit\\": "modules/audit/lib/Module/Audit/"
+            "MintyPHP\\Module\\Audit\\": "modules/audit/lib/Module/Audit/",
+            "MintyPHP\\Module\\Helpdesk\\": "modules/helpdesk/lib/Module/Helpdesk/"
         }
     },
     "scripts": {