++ fix: use months for assignment PDF link TTL instead of hours

resources/views/livewire/settings/settings-edit.blade.php

@@ -56,6 +56,13 @@
                 @error('home_limit_list') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
             </div>
 
+            <div>
+                <label for="assignment_link_ttl_months" class="block text-sm font-medium text-gray-700">Validità link PDF assegnazione (mesi)</label>
+                <p class="text-xs text-gray-500 mb-1">Durata del link temporaneo condivisibile per il PDF dell'assegnazione attiva.</p>
+                <input wire:model="assignment_link_ttl_months" type="number" min="1" max="24" id="assignment_link_ttl_months" class="mt-1 block w-full rounded-lg border-gray-300 shadow-sm focus:ring-indigo-500 focus:border-indigo-500 text-sm">
+                @error('assignment_link_ttl_months') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
+            </div>
+
             <div>
                 <label for="audit_retention_days" class="block text-sm font-medium text-gray-700">Conservazione Audit (giorni)</label>
                 <p class="text-xs text-gray-500 mb-1">I log più vecchi di questo periodo verranno cancellati automaticamente.</p>