Can a defender use Gust to return a 3 might attacking unit to hand when Mask of Foresight is active?

Ruling: Yes, the defender can use Gust to return a 3 might unit to hand when it attacks with Mask of Foresight up.

Sequence:

• Mask of Foresight's triggered ability goes on the chain when the unit attacks
• Before Mask of Foresight resolves, the defender can use Gust as a reaction
• Gust returns the unit to hand before Mask of Foresight resolves

Nuances:

• Gust must be used as a reaction to the Mask of Foresight trigger specifically