feat: Add global access for selected Game object

> separated commit in case this functionality is already provided through other means and needs to be reverted
> probably target for rehaul in the future for better/less invasive approach

games/game.cpp

@@ -5,6 +5,10 @@ games::Game::Game(std::string name) {
     this->name = name;
 }
 
+const char *games::Game::title() {
+    return this->name.c_str();
+}
+
 void games::Game::attach() {
     log_info("game", "attach: {}", name);
 }

games/game.h

@@ -15,6 +15,7 @@ namespace games {
 
         // where the main magic will happen
         virtual void attach();
+        virtual const char *title();
 
         // optional
         virtual void pre_attach();