Why are you systematically replacing widely accepted tags with niche ones that aren't properly documented?
Where did you discuss this mechanical edit?
entrance=emergency is valid and it used about 20 times more than the one you're trying to replace it with:
https://wiki.openstreetmap.org/wiki/Key:entrance
https://taginfo.openstreetmap.org/tags/entrance=emergency#overview
https://taginfo.openstreetmap.org/keys/emergency%3Aexit#overview

and "The door=* tag would usually be combined with an entrance tag, such as entrance=* for outdoor doors," from:
https://wiki.openstreetmap.org/wiki/Key:door