The main patch for adding the worker type enum has been pushed [1].
Here is the remaining (rebased) patch for changing some previous
cascading if/else to switch on the LogicalRepWorkerType enum instead.
PSA v8.
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[1] https://github.com/postgres/postgres/commit/2a8b40e3681921943a2989fd4ec6cdbf8766566c
Kind Regards,
Peter Smith.
Fujitsu Australia