Add turbocharged twin scenario and cross-platform test harness

include/FluidSim/Component.hpp

@@ -10,7 +10,9 @@ struct Port {
     float pressure{101325.0f};
     float density{1.1768f};
     float temperature{300.0f};
+    float gamma_value{1.4f}, gas_constant_value{287.0f};
     float air_fraction{1.0f};
+    float* owner_energy{};
     float* owner_air_mass{};
     float* owner_exhaust_mass{};
 };