cleanup main.cpp, split platform code into a Platform object

src/inputs/Buttons.cpp

@@ -1,11 +1,13 @@
 #include "./Buttons.h"
+#include "../Static.h"
 
 void
 Buttons::onStart()
 {
     for(int i = 0; i < 3; i++) {
         //Log.info("Bound pin %d to button %d", 2 + i, i);
-        m_buttons[i].attach(2 + i, INPUT_PULLDOWN);
+        //m_buttons[i].attach(2 + i, INPUT_PULLDOWN);
+        m_buttons[i].attach(2 + i, INPUT_PULLUP);
         m_buttons[i].interval(15);
     }
 }
@@ -35,3 +37,5 @@ Buttons::read()
     }
     return InputEvent{};
 }
+
+STATIC_ALLOC(Buttons);