add testing infrastructure

src/main.cpp

@@ -1,9 +1,14 @@
 
 #include <iostream>
 
+#include "App.hpp"
+
 int main(int argc, char** argv) {
 
     std::cout << "hi mom !" << std::endl;
 
+    App app;
+    app.run();
+
     return 0;
 }