Octalien Day 4

Made with Unity 2022.3.5f1 (latest LTS). Shadoweeq's additions were spectacular, but I noticed the game runs poorly and after about a minute of playing it runs at about 15 FPS. Game now runs at about 50-60 FPS. I spent some time making some optimizations to how things are updated, not updating some things when off screen. When doing this, I think I slightly messed up the tail code because the fish…