using GTANetworkAPI;
public class PlayerSpawn : Script
{
    [ServerEvent(Event.PlayerConnected)]
    public void OnPlayerConnected(Client player)
    {
        Vector3 spawnPos = new Vector3(0, 0, 0); // Координаты спавна, например (0, 0, 0)
        player.Position = spawnPos;
        player.Dimension = 0; // Выберите нужное измерение
    }
}