* AI pickup changes
Eating and drinking isn't spammed anymore.
AI can do InRangeUnobstructed checks for item pickups.
AI can open drink cans.
AI littering to be coded.
* #nullable enable
* github's nullable fails are actively shortening my lifespan
* Use a const instead
So it's easier to find given the performance implications.
Co-authored-by: Metal Gear Sloth <metalgearsloth@gmail.com>