feat: began working on cleaning up explorative main file

MainLoop.cpp

@@ -0,0 +1,26 @@
+#include "MainLoop.hpp"
+
+MainLoop::MainLoop() noexcept
+{
+    UartHandler::getInstance().init(9600);
+}
+
+MainLoop::~MainLoop() noexcept
+{
+    UartHandler::getInstance().close();
+}
+
+MainLoop& MainLoop::getInstance() noexcept
+{
+    static MainLoop instance;
+    return instance;
+}
+
+void MainLoop::setup() noexcept
+{
+}
+
+void MainLoop::update() noexcept
+{
+    UartHandler::getInstance().poll();
+}