feat:fix bugs

api/app/lib/controllers/project/bind.js

@@ -19,10 +19,11 @@ async function bindAnxin2pep (ctx) {
          name, pepProjectId, anxinProjectId,
          updateTime: now, mappingClass,
          del: false,
-         maintenanceEnd:maintenancePeriod&&maintenancePeriod.length?maintenancePeriod[1]:NULL,
-         maintenanceStart:maintenancePeriod&&maintenancePeriod.length?maintenancePeriod[0]:NULL
       }
-
+      if(maintenancePeriod&&maintenancePeriod.length){
+         storageData.maintenanceEnd=maintenancePeriod[1]
+         storageData.maintenanceStart=maintenancePeriod[0]
+      }
       // 仅限已有 pepProjectId 的项目
       const existRes = pepProjectId ? await models.ProjectCorrelation.findOne({
          where: Object.assign(