2021-10-07 - production
19:44 <urbanecm> Backporting https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CentralAuth/+/727489, https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Echo/+/727487 in an unsafe way -- exceptions at testwikis expected, wmf.3 is not deployed elsewhere, so this should be ok [production]