feat(triggers): add Atlassian triggers for Jira, JSM, and Confluence #4211

Bugbot Review

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Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_14990607-a2b0-4968-b5e0-d5c354744c0e

✅ Bugbot reviewed your changes and found no new issues!

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^{Reviewed by Cursor Bugbot for commit 0684382. Configure here.}