It could probably be repaired easily by someone skilled at welding aluminum. You have to ask yourself how much time and money you're willing to spend to restore it to a satisfactory starting point for whatever project you have in mind.
A brand new 12' Alumacraft can be had for about $600...
https://www.academy.com/shop/pdp/alumacraft-12-flat-bottom-jon-boat
2015 Tracker Grizzly 1448 MVX
1996 Evinrude 25hp 3 cylinder looper