Hilary James Oliver

~~(I thought this was a duplicate, definitely commented on somewhere, but I didn't find it).~~ Duh, I see you moved this here from the other issue :rofl:

> However, it does raise the question: do we need the ability to query the configuration being used by a running workflow? Good point. I think we should, ideally. However,...

> Broadcasts alter the config in memory but not on disk. We could potentially write every config change to disk, for provenance reasons. Short of that though, getting current active...

> Can we bump this to 8.x? I don't this is super urgent, I'll bump it.

Most or all of the above are desirable, but maybe not on the critical path to Cylc 8 - except that, as you note, now is a good time to...

Nice idea.

Did you intend to remove `cylc/flow/data_messages_pb2.py` on this branch?

> Conda package needs to become available for `4.21.1` So this PR is blocked till then?

> I had to take a second look at that too .. It's not deleted, however, it has been drastically reduced (it's what the updated code generator spat out).. A-ha,...

Good point. ``` cylc outputs [--set] [--unset] ``` ?