refactor!: Replace premake5 with CMake. (#551)

Co-authored-by: tupoy-ya <tupoy-ya@users.noreply.github.com>

src/backend/looped/vehicle/keep_vehicle_repaired.cpp

@@ -0,0 +1,12 @@
+#include "backend/looped/looped.hpp"
+#include "util/vehicle.hpp"
+
+namespace big
+{
+	void looped::vehicle_keep_vehicle_repaired()
+	{
+		if (g->vehicle.keep_vehicle_repaired && VEHICLE::GET_DOES_VEHICLE_HAVE_DAMAGE_DECALS(self::veh)) {
+			vehicle::repair(self::veh);
+		}
+	}
+}