what should be our goal when we are in shavasana pose of yoga?

The objective of Shavasana is to shift your awareness at a gradual
pace throughout the body and slowly slip into the anabolic state of
metabolism, which is conducive to repairing of cells and tissues.
Also shavasana is practised to cool down the body after a long
session of Yogasana.

Yoga – Shavasana Corpse Posture