feat: 增加测试接口

src/main/java/com/xydl/cac/controller/TestController.java

@@ -90,7 +90,13 @@ public class TestController extends BasicController {
     @GetMapping("/discover")
     public Response<String> discoverSerialPort() {
         serialPortService.discoverSerialPort();
-            return Response.fail("未找到");
+        return Response.success("OK");
+    }
+
+    @GetMapping("/updateLastData")
+    public Response<String> updateLastData(Integer eqmid, String colname, String value, String time) {
+        StaticVariable.updateLastData(eqmid, colname, value, time);
+        return Response.success("OK");
     }
 
     @GetMapping("/open")