Where can I find more technical info about the multiplayer aspects of the game? Ie: is it authorative? How does it handle collision detection between players,

Where can I find more technical info about the multiplayer aspects of the game? Ie: is it authorative? How does it handle collision detection between players, combat, projectiles, area of effect spells etc? I’m looking more for documentation and thought process vs straight up code as I’m not a rust dev