Consumers Can Check-In Together

[noweber]

As a consumer, I want to be able to check in once for my entire group so that younger and older consumers don't all need to carry the app with them all the time

We will agree it's done when the following acceptance criteria are met:

Acceptance Criteria:

• The general definition of done for the product's user stories is met: https://github.com/jorgecotillo/green_light_health/wiki/PBI-Defintion-of-Done