Keepers 7187b969e4
centralize observe channel listener handling (#2523)
## Description

To ensure that the observe channel handling
doesn't accidentally spawn unkillable routines,
adds a centralized channel listener func for
standard channel management in observe
progress bars.

## Does this PR need a docs update or release note?

- [x]  No 

## Type of change

- [x] 🐛 Bugfix

## Test Plan

- [x] 💪 Manual
- [x]  Unit test
2023-02-15 20:20:07 +00:00
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