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US immigration requires a great deal of knowledge, planning, time, patience, and a significant amount of money. Given what you have posted, I would take a different life journey. Good luck.
Nothing in your post suggests there is a way for her, as a K-1 entrant, to remain in the US. Unless she has documented abuse, the case is dead.
The law is the law. There is no room for discretion.
A vote to wait for an official marriage certificate. A record of solemnization is not a marriage certificate from what I have seen. Never give USCIS any ambiguity.