update 分数统计增加最大和最小分的限制

server-wx-api/src/main/java/cn/exploring/engine/server/wx/web/PointController.java

@@ -47,7 +47,7 @@ public class PointController {
     }
 
     @GetMapping("export")
-    public Object export(@RequestParam String studentName, @RequestParam String studentUniqueId, @RequestParam Integer classId, @RequestParam String startTime, @RequestParam String endTime,
+    public Object export(@RequestParam String studentName, @RequestParam String studentUniqueId, @RequestParam Integer classId, @RequestParam String startTime, @RequestParam @Nullable String endTime,
                          @RequestParam(defaultValue = "addTime") String sort, @RequestParam(defaultValue = "desc") String order,
                          @RequestParam @Nullable Integer min, @RequestParam @Nullable Integer max) {
         studentUniqueId = StringUtils.isEmpty(studentUniqueId) ? null : studentUniqueId;