新增

src/main/java/com/lqkj/demo/controller/InspectController.java

@@ -25,7 +25,7 @@ public class InspectController {
         }
         return false;
     }
-    @PostMapping(value = "/getMac")
+    @GetMapping(value = "/getMac")
     public String getMac() throws SocketException {
         System.out.println("执行了");
         String localMac = LocalMACUtil.getLocalMac();