总是400报错，移除注解试试

project-order/src/main/java/com/alibaba/cloud/integration/order/controller/WorkbenchController.java

@@ -30,7 +30,7 @@ public class WorkbenchController {
     }
 
     @GetMapping("/workbench/engineer/schedule/gantt")
-    public Result<?> getEngineersGanttList(@Validated @RequestBody WorkbenchEngineersGanttReqDTO reqDTO) {
+    public Result<?> getEngineersGanttList(WorkbenchEngineersGanttReqDTO reqDTO) {
         Result<?> res = null;
         try {
             res = workbenchService.getEngineersGanttList(reqDTO);