I'd be interested in what your total cost will be. You will have to add a BMS to the build. Last year I purchased a FEENCE 100AH LiFePo4 "drop-in" battery which has a built in BMS for $300 from Amazon. Today it is selling for $179 - $10 coupon + $40 delivery, total $209.
Here's a link to Amazon:
https://www.amazon.com/LiFePO4-Battery-Rechargeable-Batteries-Trolling/dp/B0CJTWDRZR/ref=sr_1_5?crid=2AR3NVCGEC1VW&keywords=lifepo4+battery+100ah&qid=1698487797&sprefix=lifepo4%2Caps%2C302&sr=8-5&ufe=app_do%3Aamzn1.fos.18ed3cb5-28d5-4975-8bc7-93deae8f9840Here's a link to a YouTube video:
https://www.youtube.com/watch?v=VsBtAroiLto