Teams can lose their beacon if their main player leaves or is eliminated

[haykam821]

Currently, one player from each team is designated as the main player, meaning that the receive the beacon to place down for their team. If this player leaves the game during the invulnerability period, they will receive the beacon if they rejoin. This player can be eliminated, and the beacon will drop or become unavailable to the other team members. The beacon should instead be redistributed to another member of the team when the main player leaves or gets eliminated.