added singleUserMode and removed StaffSection from forms

lib/features/tickets/ui/ticket_form_screen.dart

@@ -297,7 +297,9 @@ class _TicketFormScreenState extends State<TicketFormScreen> {
         return Scaffold(
           appBar: AppBar(
             title: Text(
-              ticket.id == null ? 'Nuova Scheda Assistenza' : 'Modifica Scheda',
+              ticket.id == null
+                  ? 'Nuovo Ticket - Operatore: ${state.ticket.createdByName}'
+                  : 'Modifica Ticket - Operatore: ${state.ticket.createdByName}',
             ),
             actions: [
               BlocBuilder<TicketFormCubit, TicketFormState>(
@@ -559,7 +561,7 @@ class _TicketFormScreenState extends State<TicketFormScreen> {
       icon: Icons.person,
       themeColor: Colors.indigo,
       children: [
-        StaffSection(
+        /* StaffSection(
           label: 'Creato Da',
           staffId: ticket.createdById,
           staffName: ticket.createdByName,
@@ -567,7 +569,7 @@ class _TicketFormScreenState extends State<TicketFormScreen> {
               .read<TicketFormCubit>()
               .updateCreator(staffId: staff.id!, staffName: staff.name),
         ),
-        const Divider(height: 32),
+        const Divider(height: 32), */
         SharedCustomerSection(
           customer: ticket.customer,
           onCustomerSelected: (customer) =>

lib/features/tickets/ui/ticket_list_screen.dart

@@ -160,7 +160,7 @@ class _TicketListScreenState extends State<TicketListScreen> {
           context.pushNamed(
             Routes.ticketForm,
             pathParameters: {'id': 'new'},
-            extra: createdBy,
+            extra: (createdBy: createdBy, ticket: null),
           );
         },
       ),