pf2e.fyi
From Pathfinder Lost Omens Ancestry Guide, which isn't enabled.

Revivification Protocol

FEAT 13
Activity free action

Frequency once per day
Trigger You have the dying condition and are about to attempt a recovery check.

Your nanites are programmed to automatically revive you. You're restored to 1 Hit Point, lose the dying and unconscious conditions, and can act normally on this turn. You gain or increase the wounded condition as normal when losing the dying condition in this way.

Pathfinder Lost Omens Ancestry GuideOGL