Claim Customer Identity

[ericbhanson]

As a Customer user, I want to be able to claim my identity from the Business that created it for me so that I can submit my first rating and review to Boomerang.

Flowchart: https://www.lucidchart.com/invitations/accept/f5b1cc9d-d13c-4ee5-b426-dbbdcfa05b64
Screen copy: https://docs.google.com/document/d/1-Tru83D8gZJnmjLit2rwe8X3aeEg5U8uP1fgj-XKO_o/edit?usp=sharing

[ericbhanson]

Link to feature: https://skedaddle.productboard.com/feature-board/planning/features/1421417