refactor + todo

src/app.cpp

@@ -152,7 +152,7 @@ void displayThread(const std::stop_token& st, app::sensors& s) {
     lcd.flushBuf();
 }
 
-void start() {
+void run() {
     applog(LOG::START, "Application started");
     std::signal(SIGINT, app::signalHandler);
     std::signal(SIGTERM, app::signalHandler);