fix: enforce dropship whole-pallet receiving

lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/pda/service/ReceivingContainerService.java

@@ -289,6 +289,9 @@ public class ReceivingContainerService {
         ReceivingContainerSession session = requireSigned(operatorKey);
         String customerId = session.getCustomerId();
         InboundRef ref = requireInbound(customerId, session.getContainerNo(), request.inboundCode());
+        if ("ONE_CLICK_DROPSHIP".equals(ref.order().getOrderType())) {
+            throw conflict("One-click dropship inbound must be operated by complete source pallet");
+        }
         if (!"FBA".equals(destinationType(ref.line(), ref.order()))) {
             throw conflict("OVERSEAS destination must use carton-by-carton scanning; bulk count is forbidden");
         }

lastleg-service/src/test/java/com/baiyue/lastleg/inboundplan/pda/service/ReceivingContainerServiceBehaviorTest.java

@@ -364,6 +364,22 @@ class ReceivingContainerServiceBehaviorTest {
         verifyNoInteractions(warehouse);
     }
 
+    @Test
+    void dropshipFbaBulkReceiveIsRejectedBeforeWarehouseCalls() {
+        stubCurrent("FBA", "CONT-A");
+        LastlegOrder dropshipOrder = order("FBA");
+        dropshipOrder.setOrderType("ONE_CLICK_DROPSHIP");
+        when(orders.selectById(1L)).thenReturn(dropshipOrder);
+
+        assertThatThrownBy(() -> service.receiveBulk("7", "receiver",
+            new ReceivingContainerRequests.BulkReceive("IN-1", "PAL-1", 1, "dropship-bulk-key")))
+            .isInstanceOf(ResponseStatusException.class)
+            .hasMessageContaining("complete source pallet");
+
+        verifyNoInteractions(warehouse);
+        verifyNoInteractions(workflow);
+    }
+
     @Test
     void crossContainerCartonAndMismatchedPalletAreRejectedBeforeReservation() {
         stubCurrent("OVERSEAS", "CONT-A");