修改

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

@@ -16,7 +16,9 @@ public class OrderAssignController {
 	private OrderAssign orderAssign;
 
 	@GetMapping("/order/assign/recommend/engineers")
-	public Result<?> getOrderAssignRecommendEngineers(@RequestParam String orderId, @RequestParam String key, @RequestParam String distance, @RequestParam String recommend) {
+	public Result<?> getOrderAssignRecommendEngineers(
+			@RequestParam String orderId, @RequestParam(required = false) String key,
+			@RequestParam(required = false) String distance, @RequestParam(required = false) String recommend) {
 		//服务单指派-推荐技术员列表
 
 		Result<?> res = null;