Component: Queues/Workers

This Issue exists to collect many items that relate to "Queues/Workers" in Darklang. In Darklang-classic, queues only existed in our Cloud runtime (since that was the only runtime), but going forward we should have them supported for the Local/CLI runtime as well.

[ ] uncomment the _events.dark test file. (This was quite flaky in CI, but we decided to put addressing that for a bit, and have uncommented this until we have some focus on queues/workers)
[ ] in Tests.fs, uncomment the usage of Queue.Tests.fs
[ ] bring back Queues, in some minimal capacity
- why is the issue happening:
- we clear the Queue DB
- we add a message to check if the queue exists
- multiple servers are doing that same thing
[ ] add timelimit for queue execution
- the goal here is to limit the execution of an item on the queue
- To end computation that runs over (lets say) 3 minutes. I'm not sure it's possible without adding cancellation tokens everywhere - maybe that's what we'll need to do?
[ ] Workers should be typed
[ ] emit's arg should be real worker name/reference, not a string
[ ] worker counts should work
[ ] it should be clearer if a worker is paused
[ ] workers should have dead-letter queues
[ ] review Rollbar: "Deadline Exceeded" (#3815)
[ ] disable workers which do nothing (see #3958)

darklang / dark

Component: Queues/Workers #5333