pf2e.fyi
From Pathfinder Adventure Path: Gatewalkers, which isn't enabled.

Invigorating Breath

FEAT 10
ARCHETYPE
Activity 1 action
Prerequisites Scion of Domora Dedication
Frequency once per hour
Requirements You are adjacent to your spirit guide or it is sharing your space.

Your spirit guide exhales its sweet-smelling breath on you, granting you the strength to push through your pain. You gain 20 temporary Hit Points for 10 minutes. At 15th level, you instead gain 30 temporary Hit Points for 10 minutes.

Pathfinder Adventure Path: GatewalkersORC