feat(Navigation, UserRights, Localization): add worker schedules feature and enhance access control

- Updated navigation structure to include a new section for worker schedules, accessible to specific user roles.
- Introduced a new user right type for 'worker_schedule_read' to manage access permissions effectively.
- Added localization entries for worker schedules in multiple languages, ensuring consistent user experience across the application.
- Created a new route and component for managing worker schedules in the admin panel.

backend/controllers/navigationController.js

@@ -295,7 +295,7 @@ const menuStructure = {
                 path: "/admin/interests"
             }, 
             falukant: {
-                visible: ["mainadmin", "falukant"],
+                visible: ["mainadmin", "falukant", "worker_schedule_read"],
                 children: {
                     logentries: {
                         visible: ["mainadmin", "falukant"],
@@ -317,6 +317,10 @@ const menuStructure = {
                         visible: ["mainadmin", "falukant"],
                         path: "/admin/falukant/create-npc"
                     },
+                    workerSchedules: {
+                        visible: ["mainadmin", "worker_schedule_read"],
+                        path: "/admin/falukant/worker-schedules"
+                    },
                 }
             },
             minigames: {