extracte time stuff, started logger

esp32/src/TimeUtils.cpp

@@ -0,0 +1,18 @@
+#include "TimeUtils.h"
+#include <Homie.h>
+
+long getCurrentTime()
+{
+  struct timeval tv_now;
+  gettimeofday(&tv_now, NULL);
+  return tv_now.tv_sec;
+}
+
+int getCurrentHour()
+{
+  struct tm info;
+  time_t now;
+  time(&now);
+  localtime_r(&now, &info);
+  return info.tm_hour;
+}