Admin: Add message with failed / total nodes for nodes.json-task.

server/jobs/MonitoringMailsSendingJob.ts

@@ -1,8 +1,12 @@
 import * as MonitoringService from "../services/monitoringService";
+import {jobResultOkay} from "./scheduler";
 
 export default {
     name: 'MonitoringMailsSendingJob',
     description: 'Sends monitoring emails depending on the monitoring state of nodes retrieved by the NodeInformationRetrievalJob.',
 
-    run: MonitoringService.sendMonitoringMails,
+    async run() {
+        await MonitoringService.sendMonitoringMails();
+        return jobResultOkay();
+    },
 };