By the time you complete the labor and parts to add the keypad, cruise and nice wheels, you might as well get the XLT. This channel I found has good info, including programming the keypad.
Will, please no guilt, it is not greedy to sell a vehicle people do this all the time. That means Carmax, Carvana, and your own dealer who takes trade-ins are all greedy whenever they re-sell your car to someone else for a profit.
Anyone notice Ford only replies to happy posts?
In their email from Oct 21, 2021 that gave hybrid order holders the free FITS items: "Your 2022 Maverick Hybrid pickup will be delivered next year, and rest assured that we'll continue to keep you updated."
Do you feel Ford keeps you updated...