首页优化，以及bug修改

mec-biz/src/main/java/com/ym/mec/biz/service/impl/IndexBaseMonthDataServiceImpl.java

@@ -511,16 +511,16 @@ public class IndexBaseMonthDataServiceImpl extends BaseServiceImpl<Long, IndexBa
 					try {
 						task.run();
 					} catch (Exception e) {
-						businessLogger.error("indexBaseDataTask error:{}", e.getMessage());
+						businessLogger.error("indexBaseDataTask error: {}", e.getMessage());
 					}
 				}, exportExecutorService))
 				.collect(Collectors.toList());
 
 		CompletableFuture.allOf(futures.toArray(new CompletableFuture[futures.size()]))
-				.thenRun(exportExecutorService::shutdown)
 				.join();
 	}
 
+
 	//学员数据
 	public void studentData(String dayStr,Integer tenantId,LocalDate nowDate){
 		saveData(indexBaseMonthDataDao.getStudentRegistrationData(dayStr,tenantId), dayStr, IndexDataType.STUDENT_REGISTRATION_NUM, tenantId);