Merge pull request #32 from Rutherther/combat

Add combat extension

chore: update versions

fix(game): create npc instead of monster in InResponder

fix(packets): correctly use cast id instead of vnum in UseSkill packet

chore: update dependencies

feat(game): respond to skill use packet sent from the client to set cooldown early

fix(game): set health to 0 on entity death

fix(game): do not replace character with player in map entities

chore: update to .NET 7

feat(packets): merge send and receive packet handling to one method

chore(core): update version

feat(core): make command handler not found error

feat!(core): make some classes internal

chore(core): update version

fix(core): cancel control command cancellation token every time

feat(core): handle exceptions in command processor

chore: update versions

fix(core): handle exceptions in packet handler

fix(game): release game semaphore on exception

fix(game): verify eq packet size