...
Workflow for the Sub-task

Statuses
- For the Epic:
- To do: work has not started (work can always move back to this status);
- In progress: a developer builds & unit tests their own work to meet acceptance criteria (work can always move back to this status);
- Refinement:
- On Hold:
- Done: the work is completed without deployment needed (Resolution "Done" is set automatically); or
- Canceled: No further work will be done on this issue, it is not required anymore or has become obsolete (a pop-up will allow filling the mandatory field Resolution)
- For the Task, Story and Sub-task:
- Backlog: when work is created, it will come to this status first. From this status you can move the work to the another statuses.
- To do: work has not started (work can always move back to this status);
- In progress: a developer builds & unit tests their own work to meet acceptance criteria (work can always move back to this status);
- Review: a peer reviews any code & functionality;
- Done: the work is completed without deployment needed (Resolution "Done" is set automatically); or
- Canceled: No further work will be done on this issue, it is not required anymore or has become obsolete (a pop-up will allow filling the mandatory field Resolution)
...
In Progress When starting to work on a ticket use the 'Start progress' button, ticket will automatically be assigned to the current user.
From all statuses you can always go back to status 'In Progress' , use transition 'To In Progress' for this
...