No, her view wasn't manipulated. She had full agency. She was liking nazi memes before they were dating. It's more likely that they started dating in part because of their shared love of "white culture."
https://hachyderm.io/@mekkaokereke/113526616645925407
And who is "we" in this forgiveness you speak of? And what makes you think she's learned anything? I forgive people that make amends. But white folk are often quick to forgive other fashy white folk on Black folks' behalf. No. I haven't seen her undo any harm.