* Fix AP upgrade version issue
* add heartbeat logging at trace level
* add log to show when heartbeats resume
* Test the plumbing
* Revert "Test the plumbing"
This reverts commit e25fcd83516cd8b5b0ca6b543be64049c6a45f51.
* Add CHANGELOG
* Add plumbing test
* Update misleading comment
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Co-authored-by: Josh Black <raskchanky@gmail.com>