By Ananya Panchal The SI Swimsuit model and NFL quarterback have a dating app to thank for their relationship. Attention! Christen Harper is sharing more details about her relationship with fiancé Jared Goff! In a video captured during Miami Swim Week in July, the SI Swimsuit model revealed how she met the Detroit Lions quarterback: on the dating app Raya. “I was truly not looking for anything at the time,” said Harper. “I had just gotten out of a long relationship and I was trying to stay single for a year. Then I met him and the rest is history, baby.” Harper then held up her left hand to sh…