[lib] Show staff alerts when an operation isn't processed
Summary:
Show an alert for all the cases where an operation can't be immediately processed.
Depends on D13724
Test Plan: Checked that an alert is shown after queueing operations on web in dev mode. Deleted the dev check and made sure the alert isn't shown.
Reviewers: kamil, angelika
Reviewed By: kamil
Subscribers: ashoat
Differential Revision: https://phab.comm.dev/D13725