[feature] filen-cli doesn't log anything if run from a non-interactive terminal

[hartmark]

related to #230

filen-cli doesn't seem to output anything if run from a non-interactive terminal for example scripts or services.

This is a output from when I ran a sync to s3 using rclone:

Nov 17 01:03:22 staropramen borg.sh[86104]: INFO  : integrity.16441: Copied (new)
Nov 17 01:03:22 staropramen borg.sh[86104]: INFO  : nonce: Copied (replaced existing)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : hints.16441: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16435: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16436: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16437: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16438: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16439: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16440: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16441: Copied (new)
Nov 17 01:03:23 staropramen borg.sh[86104]: INFO  : data/16/16434: Copied (new)
Nov 17 01:03:24 staropramen borg.sh[86104]: INFO  : index.16441: Copied (new)
Nov 17 01:04:18 staropramen borg.sh[86104]: INFO  : hints.16433: Deleted
Nov 17 01:04:18 staropramen borg.sh[86104]: INFO  : integrity.16433: Deleted
Nov 17 01:04:18 staropramen borg.sh[86104]: INFO  : index.16433: Deleted
Nov 17 01:04:18 staropramen borg.sh[86104]: INFO  :
Nov 17 01:04:18 staropramen borg.sh[86104]: Transferred:              58.127 MiB / 58.127 MiB, 100%, 300.217 KiB/s, ETA 0s
Nov 17 01:04:18 staropramen borg.sh[86104]: Checks:             12952 / 12952, 100%
Nov 17 01:04:18 staropramen borg.sh[86104]: Deleted:                3 (files), 0 (dirs), 57.358 MiB (freed)
Nov 17 01:04:18 staropramen borg.sh[86104]: Transferred:           12 / 12, 100%
Nov 17 01:04:18 staropramen borg.sh[86104]: Elapsed time:        55.8s
Nov 17 01:04:18 staropramen systemd[1]: borg-backup.service: Deactivated successfully.

Compared from when I ran using filen-cli:

Dec 19 01:14:11 staropramen borg.sh[1914289]: Syncing /data/backup/borg to /backup/borg (localToCloud)...