Keepers 5980c4dca0
log observed messages (#2073)
## Description

add logging to the observe package, assume that
every instance where a message is observed, it
also gets logged.

Merger may want to wait until logging to a file is the standard behavior, else the terminal might get messy/buggy.

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

- [x]  No 

## Type of change

- [x] 🧹 Tech Debt/Cleanup

## Issue(s)

* closes #2061

## Test Plan

- [x] 💪 Manual
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