Prepare ControllerTest state with art and back functionality

examples/PoolBox/application/src/Overlay/ControllerTest/controller_test.cpp

@@ -1,7 +1,33 @@
+#include "../../../include/shared.hpp"
+#include <PSX/Periphery/periphery.hpp>
 #include <stdio.h>
 
 namespace ControllerTest {
+    using namespace JabyEngine;
+
+    static bool update_or_exit() {
+        Periphery::query_controller();
+        if(Shared::back_menu.update(Make::PositionI16(0, GPU::Display::Height - 32))) {
+            return true;
+        }
+
+        return false;
+    }
+    
+    static void render() {
+        Shared::back_menu.render();
+    }
+
     void main() {
         printf("CONT: BlubbBlubbBlubb!!\n");
+        Shared::back_menu.reset();
+
+        while(true) {
+            if(update_or_exit()) {
+                break;
+            }
+            GPU::swap_buffers_vsync(1);
+            Shared::back_menu.render();
+        }
     }
 }