http://wmj5kiic7b6kjplpbvwadnht2nh2qnkbnqtcv3dyvpqtz7ssbssftxid.onion/help/user/project/time_tracking.md
For example, if you need to enter an estimate of 1 month, 2 weeks, 3 days, 4 hours, and 5 minutes,
type /estimate 1mo 2w 3d 4h 5m .
Check the time units you can use .
An item can have only one estimate.
Every time you enter a new time estimate, it overwrites the previous value.