feat: backup notification configuration from environment variables

README.md

@@ -28,6 +28,24 @@ Using [duplicati](https://git.limbosolutions.com/kb/duplicati) to daily backups
 - Schedule: every day at 1 am
 - run-script-before-required:/duplicati-mysqlclient/scripts/backupdb.sh
 
+### Global Settings
+
+
+
+```bash
+
+--send-mail-any-operation=true
+--send-mail-body=%RESULT%
+--send-mail-level=all
+--send-mail-subject=Duplicati %OPERATIONNAME% report for wiki.limbosolutions.com -> %backup-name%
+--send-mail-to=$BACKUP_EMAILNOTIFICATON_TO
+--send-http-result-output-format=Duplicati
+--send-mail-url=$BACKUP_EMAILNOTIFICATON_SERVER
+--send-mail-password=$BACKUP_EMAILNOTIFICATON_PASSWORD
+--send-mail-username=$BACKUP_EMAILNOTIFICATON_USERNAME
+
+```
+
 ### Restore Database
 
 ```bash