Change Lobby timer

include/game/BaseGame.h

@@ -36,6 +36,8 @@ protected:
 	TeamList m_Teams = { Team{TeamColor::Red}, Team{TeamColor::Blue} };
 	GameState m_GameState = GameState::Lobby;
 	PlayerList m_Players;
+
+	std::uint64_t m_GameStartTime = 0;
 public:
 	Game(World* world);
 	virtual ~Game();
@@ -65,6 +67,8 @@ public:
 
 	const TeamList& GetTeams() const { return m_Teams; }
 
+	std::uint64_t GetGameStartTime() const { return m_GameStartTime; }
+
 };
 
 } // namespace game