feat: additional custom discount applied to total price

src/Form/Admin/Groups/AccommodationBookingType.php

@@ -158,6 +158,20 @@ class AccommodationBookingType extends AbstractType
                     new Range(min: 1, max: 100),
                 ],
             ])
+            // Applies to the total after the three section discounts. The label is not marked
+            // required here — a percentage may legitimately be absent — but the entity refuses
+            // a percentage without one, so no unnamed discount can reach the customer.
+            ->add('totalDiscount', IntegerType::class, [
+                'label' => 'Rabatt Gesamtpreis (%)',
+                'required' => false,
+                'constraints' => [
+                    new Range(min: 1, max: 100),
+                ],
+            ])
+            ->add('totalDiscountLabel', TextType::class, [
+                'label' => 'Bezeichnung Rabatt Gesamtpreis',
+                'required' => false,
+            ])
             ->add('remarks', TextareaType::class, [
                 'label' => 'Bemerkungen',
                 'required' => false,