I would personally implore you to investigate JIRA Webhooks and JIRA REST API and handle it yourself. This is the Atlassian supported method currently. It's also worth noting that Copying an issue will Copy the sub-tasks also.
I am not aware of any add-on that provides this functionality within JIRA Cloud.
Atlas Camp is our developer event which will take place in Barcelona, Spain from the 6th -7th of September . This is a great opportunity to meet other developers and get n...
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