I would like to be able to export all tasks with the subtask keys included in a separate column, separated by commas. All tasks and subtasks would have identical summary names. So for example:
If these are the tasks and subtasks:
| Issue Type | Key | Summary |
| Task | IAS-10 | Apples |
| Sub-task | IAS-11 | Apples |
| Sub-task | IAS-12 | Apples |
| Sub-task | IAS-13 | Apples |
| Task | IAS-14 | Oranges |
| Sub-task | IAS-15 | Oranges |
| Sub-task | IAS-16 | Oranges |
I want it to export like this:
| Issue Type | Key | Summary | Sub-Tasks |
| Task | IAS-10 | Apples | IAS-11, IAS-12, IAS-13 |
| Task | IAS-14 | Oranges | IAS-15, IAS-16 |