Add Functionality To The Staff Members In A Sane And Extendable Manner

Closes #33 (closed)

Staff Mod

• Split Utility Functions Into Their Own File
• Remove Items
• Move Staff Registration To init.lua For Structure Simplification

Sight and Memory

• Target: Visible Players
• Remember: Players

Staff Logic

• Wander
• Attack a nearby player
• Be passive during the day
• Yeet furniture if in the way

Visual Feeback

• Death Animation
• Knockback

Stats and Misc

• Walk Faster
• Have The Same Health As Players

Spawning

• Corpse Nodetimer Spawner
• Slow And Rare Spawning Behind The Player(s)

More complex behaviors will be added after this PR is merged.

Resources:

• https://github.com/TheTermos/mobkit/blob/master/mobkit_api.txt
• https://github.com/ElCeejo/better_fauna/blob/main/mobs/chicken.lua
• https://github.com/ElCeejo/mob_core/blob/9481b22f8564e13963db1d59487233d5a5373557/api.lua#L462