I will give you the simplest of answers, NOTHING!
Play! Teams have conditioned and now are practicing/scrimmaging. The High Schools that need or want to pause or cancel, let them. The ones that see the need to move forward, allow it. If a program has an incidence, reschedule the game. It's really not that difficult. If schools cancel their season, find another opponent. That seemed to work fine during the fall sports seasons.
I read these posts and just think this is the helicopter society we've allowed to occur. My goodness, we all drive automobiles daily. The chance of an accident in some manner each second we are on the road.