Separating state out of the location

src/game_server/IGameServerLifecycle.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <string>
+
+namespace FRG {
+
+struct CampaignConfig;
+struct LocationConfig;
+
+// Graphics-free administrative lifecycle used by local and standalone hosts.
+class IGameServerLifecycle {
+public:
+	virtual ~IGameServerLifecycle() = default;
+
+	virtual void startCampaign(
+		const CampaignConfig& campaign, const std::string& zipFile,
+		bool createLocalPlayer, bool enableTestBot) = 0;
+	virtual bool prepareLocation(const LocationConfig& config) = 0;
+	virtual void activateLocation(const std::string& locationId) = 0;
+};
+
+} // namespace FRG