feat: validating if list is null and added @Valid in controller

Author: marcelovbcfilho

techchallenge/src/main/java/br/com/grupo63/techchallenge/adapter/in/controller/order/OrderController.java

@@ -52,7 +52,7 @@ public AdvanceOrderStatusResponseDTO advanceOrderStatusFromOrderId(@Parameter(de
             description = "Registra um pedido a ser realizado, retorna o valor total")
     @PostMapping("/criar")
     public ResponseEntity<OrderDTO> create(@RequestParam Long clientId,
-                                           @RequestBody CreateOrderRequestDTO createOrderRequestDTO) throws NotFoundException {
+                                           @Valid @RequestBody CreateOrderRequestDTO createOrderRequestDTO) throws NotFoundException {
 
         return ResponseEntity.ok(useCase.create(createOrderRequestDTO.toDomainDto(clientId)));
     }

techchallenge/src/main/java/br/com/grupo63/techchallenge/adapter/in/controller/order/dto/CreateOrderRequestDTO.java

@@ -29,6 +29,7 @@ public static class Item {
         private Long quantity;
     }
 
+    @NotNull(message = "order.create.items.notEmpty")
     @Size(min = 1, message = "order.create.items.notEmpty")
     private List<Item> items;