Create option pricing engine structure, test architecture.

src/Option.cpp

@@ -0,0 +1,10 @@
+//
+// Created by David Doebel  on 05.03.2026.
+//
+
+#include "Option.hpp"
+
+Option::Option(double maturity, std::unique_ptr<Exercise> exercise, std::unique_ptr<Payoff> payoff,
+    std::unique_ptr<PricingEngine> engine) : Instrument(maturity, std::move(payoff),
+        std::move(engine)), exercise_(std::move(exercise)){
+}