No, we can't integrate JIRA Portfolio with Team calendars, but your idea is pretty good. So I took the liberty to raise a feature request for you as you can see here:
I would strongly suggest that you vote on this issue to increase its popularity and add it to your watchlist for future updates. I also suggest you to comment in the bug, that way our Bugmaster can see how this problem is impacting your business.
...ollected feedback from users around the lack of shortcuts, and we’re here to address that: In next-gen projects, I miss the keyboard shortcuts badly. This is particularly true on the Board, but also i...
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